diff --git a/main.py b/main.py
index 8d2d5af..64b3bf6 100755
--- a/main.py
+++ b/main.py
@@ -28,6 +28,8 @@
                   dest='pages', default=True)
 parser.add_option('-d', '--drop-bodies', action='store_true',
                   dest='drop_bodies', default=False)
+parser.add_option('-k', '--keep-unfulfilled-requests', action='store_true',
+                  dest='keep_unfulfilled', default=False)
 parser.add_option('-r', '--resource-usage', action='store_true',
                   dest='resource_usage', default=False)
 parser.add_option('--pad_missing_tcp_data', action='store_true',
@@ -40,6 +42,7 @@
 # copy options to settings module
 settings.process_pages = options.pages
 settings.drop_bodies = options.drop_bodies
+settings.keep_unfulfilled_requests = options.keep_unfulfilled
 settings.pad_missing_tcp_data = options.pad_missing_tcp_data
 settings.strict_http_parse_body = options.strict_http_parsing
 
diff --git a/pcap2har/http/flow.py b/pcap2har/http/flow.py
index 510989e..74744d0 100644
--- a/pcap2har/http/flow.py
+++ b/pcap2har/http/flow.py
@@ -39,6 +39,8 @@ def __init__(self, tcpflow):
         # first request is the benchmark; responses before that
         # are irrelevant for now
         self.pairs = []
+        # determine a list of responses that we can match up with requests,
+        # padding the list with None where necessary.
         try:
             # find the first response to a request we know about,
             # that is, the first response after the first request
@@ -46,6 +48,10 @@ def __init__(self, tcpflow):
                 lambda response: response.ts_start > requests[0].ts_start,
                 responses
             )
+        except LookupError:
+            # no responses at all
+            pairable_responses = [None for i in requests]
+        else:
             # these are responses that match up with our requests
             pairable_responses = responses[first_response_index:]
             # if there are more requests than responses...
@@ -54,24 +60,20 @@ def __init__(self, tcpflow):
                 pairable_responses.extend(
                     [None for i in range(len(requests) - len(pairable_responses))]
                 )
-            # if there are more responses, we would just ignore them anyway,
-            # which zip does for us
-            # create MessagePair's
-            connected = False  # if conn. timing has been added to a request yet
-            for req, resp in zip(requests, responses):
-                if not req:
-                    logging.warning('Request is missing.')
-                    continue
-                if not connected and tcpflow.handshake:
-                    req.ts_connect = tcpflow.handshake[0].ts
-                    connected = True
-                else:
-                    req.ts_connect = req.ts_start
-                self.pairs.append(MessagePair(req, resp))
-        except LookupError:
-            # there were no responses after the first request
-            # there's nothing we can do
-            logging.warning('Request has no response.')
+        # if there are more responses, we would just ignore them anyway,
+        # which zip does for us
+        # create MessagePair's
+        connected = False  # if conn. timing has been added to a request yet
+        for req, resp in zip(requests, pairable_responses):
+            if not req:
+                logging.warning('Request is missing.')
+                continue
+            if not connected and tcpflow.handshake:
+                req.ts_connect = tcpflow.handshake[0].ts
+                connected = True
+            else:
+                req.ts_connect = req.ts_start
+            self.pairs.append(MessagePair(req, resp))
 
 
 class MessagePair(object):
diff --git a/pcap2har/httpsession.py b/pcap2har/httpsession.py
index 9e327ca..c96a337 100644
--- a/pcap2har/httpsession.py
+++ b/pcap2har/httpsession.py
@@ -37,10 +37,6 @@ def __init__(self, request, response):
         self.pageref = None
         self.ts_start = int(request.ts_connect*1000)
         self.startedDateTime = datetime.utcfromtimestamp(request.ts_connect)
-        endedDateTime = datetime.utcfromtimestamp(response.ts_end)
-        self.total_time = ms_from_timedelta(
-            endedDateTime - self.startedDateTime # plus connection time, someday
-        )
         # calculate other timings
         self.time_blocked = -1
         self.time_dnsing = -1
@@ -48,14 +44,20 @@ def __init__(self, request, response):
             ms_from_dpkt_time(request.ts_start - request.ts_connect))
         self.time_sending = (
             ms_from_dpkt_time(request.ts_end - request.ts_start))
-        self.time_waiting = (
-            ms_from_dpkt_time(response.ts_start - request.ts_end))
-        self.time_receiving = (
-            ms_from_dpkt_time(response.ts_end - response.ts_start))
-        # check if timing calculations are consistent
-        if (self.time_sending + self.time_waiting + self.time_receiving !=
-            self.total_time):
-            pass
+        if response is not None:
+            self.time_waiting = (
+                ms_from_dpkt_time(response.ts_start - request.ts_end))
+            self.time_receiving = (
+                ms_from_dpkt_time(response.ts_end - response.ts_start))
+            endedDateTime = datetime.utcfromtimestamp(response.ts_end)
+            self.total_time = ms_from_timedelta(
+                endedDateTime - self.startedDateTime
+            )
+        else:
+            # this can happen if the request never gets a response
+            self.time_waiting = -1
+            self.time_receiving = -1
+            self.total_time = -1
 
     def json_repr(self):
         '''
@@ -169,8 +171,9 @@ def __init__(self, packetdispatcher):
             # if msg.request has a referer, keep track of that, too
             if self.page_tracker:
                 entry.pageref = self.page_tracker.getref(entry)
-            # add it to the list
-            self.entries.append(entry)
+            # add it to the list, if we're supposed to keep it.
+            if entry.response or settings.keep_unfulfilled_requests:
+                self.entries.append(entry)
         self.user_agent = self.user_agents.dominant_user_agent()
         # handle DNS AFTER sorting
         # this algo depends on first appearance of a name
diff --git a/pcap2har/pagetracker.py b/pcap2har/pagetracker.py
index 814f4ba..d1f29a6 100644
--- a/pcap2har/pagetracker.py
+++ b/pcap2har/pagetracker.py
@@ -68,11 +68,13 @@ def is_root_document(entry):
     guesses whether the entry is from the root document of a web page
     '''
     # guess based on media type
-    mt = entry.response.mediaType
-    if mt.type == 'text':
-        if mt.subtype in ['html', 'xhtml', 'xml']:
-            # probably...
-            return True
+    if entry.response:  # might be None
+        mt = entry.response.mediaType
+        if mt.type == 'text':
+            if mt.subtype in ['html', 'xhtml', 'xml']:
+                # probably...
+                return True
+    # else, guess by request url?
     return False
 
 
diff --git a/pcap2har/settings.py b/pcap2har/settings.py
index 7cf1d45..55ae1f1 100644
--- a/pcap2har/settings.py
+++ b/pcap2har/settings.py
@@ -7,3 +7,7 @@
 
 # Whether to pad missing data in TCP flows with 0 bytes
 pad_missing_tcp_data = False
+
+# Whether to keep requests with missing responses. Could break consumers
+# that assume every request has a response.
+keep_unfulfilled_requests = False
diff --git a/tests/README.txt b/tests/README.txt
index 6ba6588..0c33540 100644
--- a/tests/README.txt
+++ b/tests/README.txt
@@ -35,3 +35,9 @@ pcapr.net.pcap
 A pageload of pcapr.net, an online pcap repository. Includes a redirect
 from pcapr.net to pcapr.net/home
 
+missing_response.pcap:
+A flow from fhs.pcap with one of the responses missing, to test -k functionality
+
+request_only.pcap:
+Flow with a request and nothing else, to handle a different failure case of -k
+
diff --git a/tests/missing_response.pcap b/tests/missing_response.pcap
new file mode 100644
index 0000000..517acbf
Binary files /dev/null and b/tests/missing_response.pcap differ
diff --git a/tests/missing_response.pcap.har b/tests/missing_response.pcap.har
new file mode 100644
index 0000000..fa658bb
--- /dev/null
+++ b/tests/missing_response.pcap.har
@@ -0,0 +1,215 @@
+{
+  "log": {
+    "browser": {
+      "name": "Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7 ( .NET CLR 3.5.30729; .NET4.0E)", 
+      "version": "mumble"
+    }, 
+    "creator": {
+      "name": "pcap2har", 
+      "version": "0.1"
+    }, 
+    "entries": [
+      {
+        "cache": {}, 
+        "pageref": "page_0", 
+        "request": {
+          "bodySize": 0, 
+          "cookies": [], 
+          "headers": [
+            {
+              "name": "accept-language", 
+              "value": "en-us,en;q=0.5"
+            }, 
+            {
+              "name": "connection", 
+              "value": "keep-alive"
+            }, 
+            {
+              "name": "keep-alive", 
+              "value": "300"
+            }, 
+            {
+              "name": "accept", 
+              "value": "text/xml,application/xml,application/xhtml+xml,*/*;q=0.1"
+            }, 
+            {
+              "name": "user-agent", 
+              "value": "Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7 ( .NET CLR 3.5.30729; .NET4.0E)"
+            }, 
+            {
+              "name": "accept-charset", 
+              "value": "ISO-8859-1,utf-8;q=0.7,*;q=0.7"
+            }, 
+            {
+              "name": "host", 
+              "value": "andrewfleenor.users.sourceforge.net"
+            }, 
+            {
+              "name": "referer", 
+              "value": "http://andrewfleenor.users.sourceforge.net/fhs/fhs.xml"
+            }, 
+            {
+              "name": "cookie", 
+              "value": "__utma=191645736.1924309581.1277516327.1278893750.1278979018.10; __utmz=191645736.1278979018.10.3.utmcsr=wiki.wireshark.org|utmccn=(referral)|utmcmd=referral|utmcct=/Development/LibpcapFileFormat; __qca=P0-1746884488-1277513743262"
+            }
+          ], 
+          "headersSize": -1, 
+          "httpVersion": "HTTP/1.1", 
+          "method": "GET", 
+          "queryString": [], 
+          "url": "http://andrewfleenor.users.sourceforge.net/fhs/fhs.xsl"
+        }, 
+        "response": {
+          "bodySize": 6511, 
+          "content": {
+            "compression": 0, 
+            "mimeType": "text/xml", 
+            "size": 6511, 
+            "text": "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\r\n<xsl:stylesheet version=\"2.0\" xmlns:xsl=\"http://www.w3.org/1999/XSL/Transform\">\r\n\r\n<xsl:output method=\"html\" indent=\"yes\" encoding=\"UTF-8\"/>\r\n\r\n<!-- The main template used for each file or directory (since directories are also files) -->\r\n<!-- THIS IS THE INTERESTING PART -->\r\n<xsl:template match=\"file\" name=\"dir-template\">\r\n    <xsl:param name=\"parent-path\" />     <!-- Must include trailing slash, if not empty -->\r\n    <!-- Parent path parameter allows us to calculate the absolute paths -->\r\n    <!-- absolute-name = parent-path + name + (if directory and name != '/' then add '/')\r\n    It must end with a slash it it's a directory, but not if it's a plain file -->\r\n    <xsl:variable name=\"absolute-name\">  <!-- The absolute name of the current file, all on one line to eliminate whitespace -->\r\n        <xsl:value-of select=\"$parent-path\" /><xsl:value-of select=\"name\" 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          </xsl:choose>\r\n            </xsl:attribute>\r\n            <!-- ...as does the original source of the image -->\r\n            <img>\r\n                <xsl:attribute name=\"src\">\r\n                    <xsl:choose>\r\n                        <!-- if it's a directory with something to expand, indicate that -->\r\n                        <xsl:when test=\"(children and desc) or children/file\">dir-closed.png</xsl:when>\r\n                        <!-- if it's a directory with nothing in it -->\r\n                        <xsl:when test=\"children\">dir-empty.png</xsl:when>\r\n                        <!-- if it's a file with a description -->\r\n                        <xsl:when test=\"desc\">file-closed.png</xsl:when>\r\n                        <!-- if it's a file with nothing in it it-->\r\n                        <xsl:otherwise>file-empty.png</xsl:otherwise>\r\n                    </xsl:choose>\r\n                </xsl:attribute>\r\n                <xsl:attribute name=\"id\"><xsl:value-of select=\"$absolute-name\" />:img</xsl:attribute>\r\n            </img>\r\n            <!-- Now just do the name and summary -->\r\n            <b><xsl:value-of select=\"name\" /></b>\r\n            (<xsl:value-of select=\"$absolute-name\" />): <xsl:value-of select=\"summary\" />\r\n        </span>\r\n        <!-- This is the collapsible part -->\r\n        <div class=\"innerbox\" style=\"display:none\"> <!--must already have explicit display property for toggleDisplay to work -->\r\n            <!-- Must have appropriate ID attribute to be collapsed -->\r\n            <xsl:attribute name=\"id\">\r\n                <xsl:value-of select=\"$absolute-name\" />:inner</xsl:attribute> <!-- Again, one line to avoid whitespace -->\r\n            <!-- Long description, if it exists -->\r\n            <xsl:if test=\"desc\">\r\n                <div class=\"description\">\r\n                    <!-- if the description does not include a p element, create one >\r\n                    <    I'm not responsible for what happens if p's and unenclosed text are mixed in a description -->\r\n                    <xsl:choose>\r\n                        <xsl:when test=\"desc/p\">\r\n                            <xsl:copy-of select=\"desc/*\"/> <!-- copy all p elements -->\r\n                        </xsl:when>\r\n                        <xsl:otherwise>\r\n                            <p><xsl:value-of select=\"desc\" /></p>\r\n                        </xsl:otherwise>\r\n                    </xsl:choose>\r\n                </div>\r\n            </xsl:if>\r\n            <!-- Recursively apply the template to the child files (assuming they exist), passing this directory as a parameter -->\r\n            <xsl:for-each select=\"children/file\">\r\n                <xsl:call-template name=\"dir-template\">\r\n                    <xsl:with-param name=\"parent-path\" select=\"$absolute-name\" />\r\n                </xsl:call-template>\r\n            </xsl:for-each>\r\n            <!-- Done with content -->\r\n        </div> <!-- class=\"innerbox\" -->\r\n    </div>     <!-- class=\"dir\" -->\r\n</xsl:template>\r\n\r\n<!-- Template for the whole document -->\r\n<xsl:template match=\"/\">\r\n    <html>\r\n    <head>\r\n        <title>Interactive Linux Filesystem Explanation</title>\r\n        <link rel=\"stylesheet\" type=\"text/css\" href=\"fhs.css\" />\r\n        <script type=\"text/javascript\" src=\"fhs.js\"></script>\r\n    </head>\r\n    <body onLoad=\"toggleDirExpansion('/')\">\r\n    \r\n    <!-- The intro and stuff -->\r\n    <div id=\"introduction\" >\r\n        <div style=\"font-size: 180%; text-align: center; width: 100%;\">Interactive Linux Filesystem Explanation</div>\r\n        <div style=\"font-size: 130%; text-align: center; width: 100%;\">Introduction</div>\r\n        <xsl:copy-of select=\"filesystem/intro\" />\r\n    </div>\r\n    \r\n    <!-- the actual filesystem -->\r\n    <div id=\"filesystem\">\r\n        <div style=\"font-size: 130%; text-align: center; width: 100%;\">Explanation</div>\r\n        <xsl:for-each select=\"filesystem/file\">\r\n            <xsl:call-template name=\"dir-template\">\r\n                <xsl:with-param name=\"parent-path\" select=\"''\" />\r\n            </xsl:call-template>\r\n        </xsl:for-each>\r\n    </div>\r\n    \r\n    <!-- MLA references -->\r\n    <div id=\"references\">\r\n        <div style=\"font-size: 150%; text-align: center; width: 100%;\">Works Cited</div>\r\n        <ul>\r\n            <xsl:for-each select=\"filesystem/references/ref\">\r\n                <li><xsl:value-of select=\".\" /></li>\r\n            </xsl:for-each>\r\n        </ul>\r\n    </div>\r\n    \r\n    <!-- copyright notice -->\r\n    <div style=\"text-align: center; width:100%; font-weight: bold; font-size: 11pt;\">\r\n        \u00a9Andrew Fleenor, 2010\r\n    </div>\r\n    \r\n    </body></html>\r\n</xsl:template>\r\n\r\n</xsl:stylesheet>"
+          }, 
+          "cookies": [], 
+          "headers": [
+            {
+              "name": "content-length", 
+              "value": "6511"
+            }, 
+            {
+              "name": "accept-ranges", 
+              "value": "bytes"
+            }, 
+            {
+              "name": "expires", 
+              "value": "Fri, 30 Jul 2010 03:31:55 GMT"
+            }, 
+            {
+              "name": "server", 
+              "value": "nginx/0.7.63"
+            }, 
+            {
+              "name": "last-modified", 
+              "value": "Tue, 15 Jun 2010 21:32:28 GMT"
+            }, 
+            {
+              "name": "connection", 
+              "value": "keep-alive"
+            }, 
+            {
+              "name": "etag", 
+              "value": "\"196f-48918578e330a\""
+            }, 
+            {
+              "name": "cache-control", 
+              "value": "max-age=172800"
+            }, 
+            {
+              "name": "date", 
+              "value": "Wed, 28 Jul 2010 03:31:55 GMT"
+            }, 
+            {
+              "name": "content-type", 
+              "value": "text/xml"
+            }
+          ], 
+          "headersSize": -1, 
+          "httpVersion": "1.1", 
+          "redirectURL": "", 
+          "status": 200, 
+          "statusText": "OK"
+        }, 
+        "startedDateTime": "2010-07-28T03:31:53.275921Z", 
+        "time": 4065, 
+        "timings": {
+          "blocked": -1, 
+          "connect": 104, 
+          "dns": -1, 
+          "receive": 3738, 
+          "send": 0, 
+          "wait": 222
+        }
+      }, 
+      {
+        "cache": {}, 
+        "pageref": "page_1", 
+        "request": {
+          "bodySize": 0, 
+          "cookies": [], 
+          "headers": [
+            {
+              "name": "accept-language", 
+              "value": "en-us,en;q=0.5"
+            }, 
+            {
+              "name": "connection", 
+              "value": "keep-alive"
+            }, 
+            {
+              "name": "keep-alive", 
+              "value": "300"
+            }, 
+            {
+              "name": "accept", 
+              "value": "*/*"
+            }, 
+            {
+              "name": "user-agent", 
+              "value": "Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7 ( .NET CLR 3.5.30729; .NET4.0E)"
+            }, 
+            {
+              "name": "accept-charset", 
+              "value": "ISO-8859-1,utf-8;q=0.7,*;q=0.7"
+            }, 
+            {
+              "name": "host", 
+              "value": "andrewfleenor.users.sourceforge.net"
+            }, 
+            {
+              "name": "referer", 
+              "value": "http://andrewfleenor.users.sourceforge.net/fhs/fhs.xml"
+            }, 
+            {
+              "name": "cookie", 
+              "value": "__utma=191645736.1924309581.1277516327.1278893750.1278979018.10; __utmz=191645736.1278979018.10.3.utmcsr=wiki.wireshark.org|utmccn=(referral)|utmcmd=referral|utmcct=/Development/LibpcapFileFormat; __qca=P0-1746884488-1277513743262"
+            }
+          ], 
+          "headersSize": -1, 
+          "httpVersion": "HTTP/1.1", 
+          "method": "GET", 
+          "queryString": [], 
+          "url": "http://andrewfleenor.users.sourceforge.net/fhs/fhs.js"
+        }, 
+        "response": null, 
+        "startedDateTime": "2010-07-28T03:31:57.359355Z", 
+        "time": -1, 
+        "timings": {
+          "blocked": -1, 
+          "connect": 0, 
+          "dns": -1, 
+          "receive": -1, 
+          "send": 0, 
+          "wait": -1
+        }
+      }
+    ], 
+    "pages": [
+      {
+        "id": "page_0", 
+        "pageTimings": {
+          "onContentLoad": -1, 
+          "onLoad": -1
+        }, 
+        "startedDateTime": "2010-07-28T03:31:53.275921Z", 
+        "title": "http://andrewfleenor.users.sourceforge.net/fhs/fhs.xsl"
+      }, 
+      {
+        "id": "page_1", 
+        "pageTimings": {
+          "onContentLoad": -1, 
+          "onLoad": -1
+        }, 
+        "startedDateTime": "2010-07-28T03:31:57.359355Z", 
+        "title": "unknown title"
+      }
+    ], 
+    "version": "1.1"
+  }
+}
\ No newline at end of file
diff --git a/tests/out-of-order.pcap.har b/tests/out-of-order.pcap.har
index ede6e32..9eb7083 100644
--- a/tests/out-of-order.pcap.har
+++ b/tests/out-of-order.pcap.har
@@ -33666,6 +33666,72 @@
           "send": 0, 
           "wait": 2128
         }
+      }, 
+      {
+        "cache": {}, 
+        "pageref": "page_1", 
+        "request": {
+          "bodySize": 0, 
+          "cookies": [], 
+          "headers": [
+            {
+              "name": "accept-language", 
+              "value": "en-GB, en-US"
+            }, 
+            {
+              "name": "accept-encoding", 
+              "value": "gzip"
+            }, 
+            {
+              "name": "accept", 
+              "value": "text/xml, text/html, applicati"
+            }, 
+            {
+              "name": "user-agent", 
+              "value": "Mozilla/5.0 (Linux; U; Android 2.3.3; en-gb; Desire HD Build/FRG83D) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1"
+            }, 
+            {
+              "name": "accept-charset", 
+              "value": "utf-8, iso-8859-1, utf-16, *;q=0.7"
+            }, 
+            {
+              "name": "host", 
+              "value": "www.ynet.co.il"
+            }, 
+            {
+              "name": "cookie", 
+              "value": "_chartbeat2=c9ghqpffqo6o3p1n; __utma=1.389587665.1303995315.1304333797.1304342324.6; __utmb=1.1.10.1304342324; __utmc=1; __utmz=1.1303995315.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none)"
+            }, 
+            {
+              "name": "if-modified-since", 
+              "value": "Mon, 02 May 2011 08:37:05 GMT"
+            }, 
+            {
+              "name": "referer", 
+              "value": "http://www.ynet.co.il/home/0,7340,L-8,00.html"
+            }, 
+            {
+              "name": "if-none-match", 
+              "value": "\"7323b91da48cc1:dd3\""
+            }
+          ], 
+          "headersSize": -1, 
+          "httpVersion": "HTTP/1.1", 
+          "method": "GET", 
+          "queryString": [], 
+          "url": "http://www.ynet.co.il/PicServer2/24012010/3189349/REUTERS0NYK707DR_BINLADEN-_0502_11871457_ot.jpg"
+        }, 
+        "response": null, 
+        "startedDateTime": "2011-05-02T13:19:31.572082Z", 
+        "time": -1, 
+        "timings": {
+          "blocked": -1, 
+          "connect": 0, 
+          "dns": -1, 
+          "receive": -1, 
+          "send": 0, 
+          "wait": -1
+        }
       }
     ], 
     "pages": [
diff --git a/tests/request_only.pcap b/tests/request_only.pcap
new file mode 100644
index 0000000..741014e
Binary files /dev/null and b/tests/request_only.pcap differ
diff --git a/tests/request_only.pcap.har b/tests/request_only.pcap.har
new file mode 100644
index 0000000..956c4f2
--- /dev/null
+++ b/tests/request_only.pcap.har
@@ -0,0 +1,84 @@
+{
+  "log": {
+    "browser": {
+      "name": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.4 (KHTML, like Gecko) Chrome/22.0.1229.0 Safari/537.4", 
+      "version": "mumble"
+    }, 
+    "creator": {
+      "name": "pcap2har", 
+      "version": "0.1"
+    }, 
+    "entries": [
+      {
+        "cache": {}, 
+        "pageref": "page_0", 
+        "request": {
+          "bodySize": 0, 
+          "cookies": [], 
+          "headers": [
+            {
+              "name": "accept-language", 
+              "value": "en-US,en;q=0.8"
+            }, 
+            {
+              "name": "accept-encoding", 
+              "value": "gzip,deflate,sdch"
+            }, 
+            {
+              "name": "connection", 
+              "value": "keep-alive"
+            }, 
+            {
+              "name": "accept", 
+              "value": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8"
+            }, 
+            {
+              "name": "user-agent", 
+              "value": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.4 (KHTML, like Gecko) Chrome/22.0.1229.0 Safari/537.4"
+            }, 
+            {
+              "name": "accept-charset", 
+              "value": "ISO-8859-1,utf-8;q=0.7,*;q=0.3"
+            }, 
+            {
+              "name": "host", 
+              "value": "localhost:8000"
+            }, 
+            {
+              "name": "cache-control", 
+              "value": "max-age=0"
+            }
+          ], 
+          "headersSize": -1, 
+          "httpVersion": "HTTP/1.1", 
+          "method": "GET", 
+          "queryString": [], 
+          "url": "http://localhost:8000/non/existent.html"
+        }, 
+        "response": null, 
+        "startedDateTime": "2012-08-17T15:14:02.607882Z", 
+        "time": -1, 
+        "timings": {
+          "blocked": -1, 
+          "connect": 0, 
+          "dns": -1, 
+          "receive": -1, 
+          "send": 0, 
+          "wait": -1
+        }
+      }
+    ], 
+    "pages": [
+      {
+        "id": "page_0", 
+        "pageTimings": {
+          "onContentLoad": -1, 
+          "onLoad": -1
+        }, 
+        "startedDateTime": "2012-08-17T15:14:02.607882Z", 
+        "title": "unknown title"
+      }
+    ], 
+    "version": "1.1"
+  }
+}
\ No newline at end of file
diff --git a/tests/run_tests.sh b/tests/run_tests.sh
index d0f1ed1..39d0dd5 100755
--- a/tests/run_tests.sh
+++ b/tests/run_tests.sh
@@ -8,8 +8,8 @@
 for pcap in `ls *.pcap`
 do
 	echo $pcap
-	# check normal running
-	if ../main.py $pcap $pcap.new.har
+	# check normal running (with -k, that's what current test hars use)
+	if ../main.py -k $pcap $pcap.new.har
 	then
 		if [ -a $pcap.har ]
 		then