diff --git a/Pipfile b/Pipfile
index cb16c06..fc7b7bf 100644
--- a/Pipfile
+++ b/Pipfile
@@ -20,7 +20,7 @@ psycopg2 = ">=2.6.1"
 requests = ">=2.7.0"
 six = ">=1.9.0"
 notebook = {extras = ["test"],version = ">=4.0"}
-hybrid-content-manager = {editable = true,extras = ["test"],path = "."}
+hybridcontents = {editable = true,extras = ["test"],path = "."}
 
 [requires]
 python_version = "3.6"
diff --git a/Pipfile.lock b/Pipfile.lock
index 43cfe6d..e2b3f60 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "77a842073e32867820adc0a3322dad0340996151134000d00a2e2f9deb14d9e9"
+            "sha256": "aa05434c044c02fec086fbb04338987d6961177024d6bdddf8f5fefc4a2eac06"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -21,7 +21,7 @@
                 "sha256:5b26757dc6f79a3b7dc9fab95359328d5747fcb2409d331ea66d0272b90ab2a0",
                 "sha256:8b995ffe925347a2138d7ac0fe77155e4311a0ea6d6da4f5128fe4b3cbe5ed71"
             ],
-            "markers": "platform_system == 'Darwin'",
+            "markers": "sys_platform == 'darwin'",
             "version": "==0.1.0"
         },
         "attrs": {
@@ -138,7 +138,7 @@
             ],
             "version": "==2.2.5"
         },
-        "hybrid-content-manager": {
+        "hybridcontents": {
             "editable": true,
             "extras": [
                 "test"
@@ -251,10 +251,10 @@
         },
         "mccabe": {
             "hashes": [
-                "sha256:5f7ea6fb3aa9afe146d07fd6d5cedf788747d8b0c29e44732453c2b2db1e3d16",
-                "sha256:bd6c080fb372aebcb0ce19e35ddac744f2abf5a7befa207db2d1097d48efe63a"
+                "sha256:ab8a6258860da4b6677da4bd2fe5dc2c659cff31b3ee4f7f5d64e79735b80d42",
+                "sha256:dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f"
             ],
-            "version": "==0.3.1"
+            "version": "==0.6.1"
         },
         "mistune": {
             "hashes": [
@@ -300,11 +300,11 @@
         },
         "nose": {
             "hashes": [
-                "sha256:76bc63a4e2d5e5a0df77ca7d18f0f56e2c46cfb62b71103ba92a92c79fab1e03",
-                "sha256:78b03116badd0dbb2ed4dedc96a4a3d42138b94bb89fc2eb99f7f3bdfd199f56",
-                "sha256:cc8aebdec5a5fb989912f157f77b3c21a5e2f2da623af90a7b476b106a834abf"
+                "sha256:9ff7c6cc443f8c51994b34a667bbcf45afd6d945be7477b52e97516fd17c53ac",
+                "sha256:dadcddc0aefbf99eea214e0f1232b94f2fa9bd98fa8353711dacb112bfcbbb2a",
+                "sha256:f1bffef9cbc82628f6e7d7b40d7e255aefaa1adb6a1b1d26c69a8b79e6208a98"
             ],
-            "version": "==1.3.4"
+            "version": "==1.3.7"
         },
         "nose-exclude": {
             "hashes": [
@@ -312,12 +312,6 @@
             ],
             "version": "==0.5.0"
         },
-        "nose-ignore-docstring": {
-            "hashes": [
-                "sha256:f58aea0e3ff5e749c3b0e09810d31b47c6d3eea81de23cdecb46de53bcd43a77"
-            ],
-            "version": "==0.2"
-        },
         "nose-warnings-filters": {
             "hashes": [
                 "sha256:09ad91b734b4069c0ad2dd4a78abb5f02d7150847f954a013d49647fad77ae4e",
@@ -358,17 +352,17 @@
         },
         "pbr": {
             "hashes": [
-                "sha256:2c8e420cd4ed4cec4e7999ee47409e876af575d4c35a45840d59e8b5f3155ab8",
-                "sha256:b32c8ccaac7b1a20c0ce00ce317642e6cf231cf038f9875e0280e28af5bf7ac9"
+                "sha256:139d2625547dbfa5fb0b81daebb39601c478c21956dc57e2e07b74450a8c506b",
+                "sha256:61aa52a0f18b71c5cc58232d2cf8f8d09cd67fcad60b742a60124cb8d6951488"
             ],
-            "version": "==5.4.3"
+            "version": "==5.4.4"
         },
         "pep8": {
             "hashes": [
-                "sha256:4aa129df8d9007b192bf82013f415533994652d7caa930d002687eb42a6c2a41",
-                "sha256:b8b7e35630b5539e26a197dfc6005be9e1e9a135496b377723a8ebc01b9bcbff"
+                "sha256:b22cfae5db09833bb9bd7c8463b53e1a9c9b39f12e304a8d0bba729c501827ee",
+                "sha256:fe249b52e20498e59e0b5c5256aa52ee99fc295b26ec9eaa85776ffdb9fe6374"
             ],
-            "version": "==1.6.2"
+            "version": "==1.7.1"
         },
         "pexpect": {
             "hashes": [
@@ -387,10 +381,10 @@
         },
         "pluggy": {
             "hashes": [
-                "sha256:0db4b7601aae1d35b4a033282da476845aa19185c1e6964b25cf324b5e4ec3e6",
-                "sha256:fa5fa1622fa6dd5c030e9cad086fa19ef6a0cf6d7a2d12318e10cb49d6d68f34"
+                "sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0",
+                "sha256:966c145cd83c96502c3c3868f50408687b38434af77734af1e9ca461a4081d2d"
             ],
-            "version": "==0.13.0"
+            "version": "==0.13.1"
         },
         "prometheus-client": {
             "hashes": [
@@ -442,17 +436,17 @@
         },
         "pyflakes": {
             "hashes": [
-                "sha256:02691c23ce699f252874b7c27f14cf26e3d4e82b58e5d584f000b7ab5be36a5f",
-                "sha256:05df584a29eeea9a2a2110dd362e53d04e0c4bb1754b4d71234f651917f3c2f0"
+                "sha256:17dbeb2e3f4d772725c777fabc446d5634d1038f234e77343108ce445ea69ce0",
+                "sha256:d976835886f8c5b31d47970ed689944a0262b5f3afa00a5a7b4dc81e5449f8a2"
             ],
-            "version": "==0.9.2"
+            "version": "==2.1.1"
         },
         "pygments": {
             "hashes": [
-                "sha256:71e430bc85c88a430f000ac1d9b331d2407f681d6f6aec95e8bcfbc3df5b0127",
-                "sha256:881c4c157e45f30af185c1ffe8d549d48ac9127433f2c380c24b84572ad66297"
+                "sha256:83ec6c6133ca6b529b7ff5aa826328fd14b5bb02a58c37f4f06384e96a0f94ab",
+                "sha256:b7949de3d396836085fea596998b135a22610bbcc4f2abfe9e448e44cbc58388"
             ],
-            "version": "==2.4.2"
+            "version": "==2.5.1"
         },
         "pyparsing": {
             "hashes": [
@@ -463,16 +457,16 @@
         },
         "pyrsistent": {
             "hashes": [
-                "sha256:eb6545dbeb1aa69ab1fb4809bfbf5a8705e44d92ef8fc7c2361682a47c46c778"
+                "sha256:f3b280d030afb652f79d67c5586157c5c1355c9a58dfc7940566e28d28f3df1b"
             ],
-            "version": "==0.15.5"
+            "version": "==0.15.6"
         },
         "pytest": {
             "hashes": [
-                "sha256:1897d74f60a5d8be02e06d708b41bf2445da2ee777066bd68edf14474fc201eb",
-                "sha256:f6a567e20c04259d41adce9a360bd8991e6aa29dd9695c5e6bd25a9779272673"
+                "sha256:63344a2e3bce2e4d522fd62b4fdebb647c019f1f9e4ca075debbd13219db4418",
+                "sha256:f67403f33b2b1d25a6756184077394167fe5e2f9d8bdaab30707d19ccec35427"
             ],
-            "version": "==5.3.0"
+            "version": "==5.3.1"
         },
         "pytest-cov": {
             "hashes": [
@@ -607,10 +601,10 @@
         },
         "virtualenv": {
             "hashes": [
-                "sha256:11cb4608930d5fd3afb545ecf8db83fa50e1f96fc4fca80c94b07d2c83146589",
-                "sha256:d257bb3773e48cac60e475a19b608996c73f4d333b3ba2e4e57d5ac6134e0136"
+                "sha256:116655188441670978117d0ebb6451eb6a7526f9ae0796cc0dee6bd7356909b0",
+                "sha256:b57776b44f91511866594e477dd10e76a6eb44439cdd7f06dcd30ba4c5bd854f"
             ],
-            "version": "==16.7.7"
+            "version": "==16.7.8"
         },
         "wcwidth": {
             "hashes": [
@@ -658,10 +652,10 @@
         },
         "mccabe": {
             "hashes": [
-                "sha256:5f7ea6fb3aa9afe146d07fd6d5cedf788747d8b0c29e44732453c2b2db1e3d16",
-                "sha256:bd6c080fb372aebcb0ce19e35ddac744f2abf5a7befa207db2d1097d48efe63a"
+                "sha256:ab8a6258860da4b6677da4bd2fe5dc2c659cff31b3ee4f7f5d64e79735b80d42",
+                "sha256:dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f"
             ],
-            "version": "==0.3.1"
+            "version": "==0.6.1"
         },
         "mock": {
             "hashes": [
@@ -679,16 +673,17 @@
         },
         "nose": {
             "hashes": [
-                "sha256:76bc63a4e2d5e5a0df77ca7d18f0f56e2c46cfb62b71103ba92a92c79fab1e03",
-                "sha256:78b03116badd0dbb2ed4dedc96a4a3d42138b94bb89fc2eb99f7f3bdfd199f56",
-                "sha256:cc8aebdec5a5fb989912f157f77b3c21a5e2f2da623af90a7b476b106a834abf"
+                "sha256:9ff7c6cc443f8c51994b34a667bbcf45afd6d945be7477b52e97516fd17c53ac",
+                "sha256:dadcddc0aefbf99eea214e0f1232b94f2fa9bd98fa8353711dacb112bfcbbb2a",
+                "sha256:f1bffef9cbc82628f6e7d7b40d7e255aefaa1adb6a1b1d26c69a8b79e6208a98"
             ],
-            "version": "==1.3.4"
+            "version": "==1.3.7"
         },
         "nose-ignore-docstring": {
             "hashes": [
                 "sha256:f58aea0e3ff5e749c3b0e09810d31b47c6d3eea81de23cdecb46de53bcd43a77"
             ],
+            "index": "pypi",
             "version": "==0.2"
         },
         "packaging": {
@@ -700,24 +695,24 @@
         },
         "pbr": {
             "hashes": [
-                "sha256:2c8e420cd4ed4cec4e7999ee47409e876af575d4c35a45840d59e8b5f3155ab8",
-                "sha256:b32c8ccaac7b1a20c0ce00ce317642e6cf231cf038f9875e0280e28af5bf7ac9"
+                "sha256:139d2625547dbfa5fb0b81daebb39601c478c21956dc57e2e07b74450a8c506b",
+                "sha256:61aa52a0f18b71c5cc58232d2cf8f8d09cd67fcad60b742a60124cb8d6951488"
             ],
-            "version": "==5.4.3"
+            "version": "==5.4.4"
         },
         "pep8": {
             "hashes": [
-                "sha256:4aa129df8d9007b192bf82013f415533994652d7caa930d002687eb42a6c2a41",
-                "sha256:b8b7e35630b5539e26a197dfc6005be9e1e9a135496b377723a8ebc01b9bcbff"
+                "sha256:b22cfae5db09833bb9bd7c8463b53e1a9c9b39f12e304a8d0bba729c501827ee",
+                "sha256:fe249b52e20498e59e0b5c5256aa52ee99fc295b26ec9eaa85776ffdb9fe6374"
             ],
-            "version": "==1.6.2"
+            "version": "==1.7.1"
         },
         "pluggy": {
             "hashes": [
-                "sha256:0db4b7601aae1d35b4a033282da476845aa19185c1e6964b25cf324b5e4ec3e6",
-                "sha256:fa5fa1622fa6dd5c030e9cad086fa19ef6a0cf6d7a2d12318e10cb49d6d68f34"
+                "sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0",
+                "sha256:966c145cd83c96502c3c3868f50408687b38434af77734af1e9ca461a4081d2d"
             ],
-            "version": "==0.13.0"
+            "version": "==0.13.1"
         },
         "py": {
             "hashes": [
@@ -728,10 +723,10 @@
         },
         "pyflakes": {
             "hashes": [
-                "sha256:02691c23ce699f252874b7c27f14cf26e3d4e82b58e5d584f000b7ab5be36a5f",
-                "sha256:05df584a29eeea9a2a2110dd362e53d04e0c4bb1754b4d71234f651917f3c2f0"
+                "sha256:17dbeb2e3f4d772725c777fabc446d5634d1038f234e77343108ce445ea69ce0",
+                "sha256:d976835886f8c5b31d47970ed689944a0262b5f3afa00a5a7b4dc81e5449f8a2"
             ],
-            "version": "==0.9.2"
+            "version": "==2.1.1"
         },
         "pyparsing": {
             "hashes": [
@@ -771,10 +766,10 @@
         },
         "virtualenv": {
             "hashes": [
-                "sha256:11cb4608930d5fd3afb545ecf8db83fa50e1f96fc4fca80c94b07d2c83146589",
-                "sha256:d257bb3773e48cac60e475a19b608996c73f4d333b3ba2e4e57d5ac6134e0136"
+                "sha256:116655188441670978117d0ebb6451eb6a7526f9ae0796cc0dee6bd7356909b0",
+                "sha256:b57776b44f91511866594e477dd10e76a6eb44439cdd7f06dcd30ba4c5bd854f"
             ],
-            "version": "==16.7.7"
+            "version": "==16.7.8"
         },
         "zipp": {
             "hashes": [
diff --git a/hybrid_content_manager/__init__.py b/hybridcontents/__init__.py
similarity index 100%
rename from hybrid_content_manager/__init__.py
rename to hybridcontents/__init__.py
diff --git a/hybrid_content_manager/api_utils.py b/hybridcontents/api_utils.py
similarity index 100%
rename from hybrid_content_manager/api_utils.py
rename to hybridcontents/api_utils.py
diff --git a/hybrid_content_manager/hybridmanager.py b/hybridcontents/hybridmanager.py
similarity index 95%
rename from hybrid_content_manager/hybridmanager.py
rename to hybridcontents/hybridmanager.py
index b1fa7b4..48581fe 100644
--- a/hybrid_content_manager/hybridmanager.py
+++ b/hybridcontents/hybridmanager.py
@@ -195,18 +195,11 @@ def _validate_path(self, prefix, path):
 
         path_is_valid = validator(path)
 
-        # Ensure return type is bool
-        if type(path_is_valid) is not bool:
-            raise HTTPError(
-                400,
-                "The provided path_validator for the prefix '{prefix}' does not return a boolean"
-                .format(prefix=prefix, path=path))
-
         if not path_is_valid:
             raise HTTPError(
-                401,
-                "The provided path_validator for the prefix '{prefix}' has flagged the path '{path}' as invalid."
-                .format(prefix=prefix, path=path))
+                405,
+                "The path '{path}' is not valid for the prefix '{prefix}'".
+                format(path=path, prefix=prefix))
 
         return path_is_valid
 
diff --git a/hybrid_content_manager/ipycompat.py b/hybridcontents/ipycompat.py
similarity index 100%
rename from hybrid_content_manager/ipycompat.py
rename to hybridcontents/ipycompat.py
diff --git a/hybrid_content_manager/tests/__init__.py b/hybridcontents/tests/__init__.py
similarity index 100%
rename from hybrid_content_manager/tests/__init__.py
rename to hybridcontents/tests/__init__.py
diff --git a/hybrid_content_manager/tests/test_hybrid_manager.py b/hybridcontents/tests/test_hybrid_manager.py
similarity index 98%
rename from hybrid_content_manager/tests/test_hybrid_manager.py
rename to hybridcontents/tests/test_hybrid_manager.py
index e37cd67..daeb25c 100644
--- a/hybrid_content_manager/tests/test_hybrid_manager.py
+++ b/hybridcontents/tests/test_hybrid_manager.py
@@ -21,7 +21,7 @@
 
 from IPython.utils.tempdir import TemporaryDirectory
 
-from hybrid_content_manager.hybridmanager import HybridContentsManager
+from hybridcontents.hybridmanager import HybridContentsManager
 
 from .testing_utils import assertRaisesHTTPError
 
@@ -323,13 +323,13 @@ def test_rename_invalid_path(self):
         old_path = 'Untitled.yaml'
         new_path = 'A/Untitled.yaml'
 
-        with assertRaisesHTTPError(self, 401):
+        with assertRaisesHTTPError(self, 405):
             cm.rename(old_path, new_path)
 
     def test_save_invalid_path(self):
         cm = self.contents_manager
 
-        with assertRaisesHTTPError(self, 401):
+        with assertRaisesHTTPError(self, 405):
             cm.new_untitled(path='A', ext='.yaml')
 
     def tearDown(self):
diff --git a/hybrid_content_manager/tests/testing_utils.py b/hybridcontents/tests/testing_utils.py
similarity index 100%
rename from hybrid_content_manager/tests/testing_utils.py
rename to hybridcontents/tests/testing_utils.py
diff --git a/setup.py b/setup.py
index ca92d24..58f15c4 100644
--- a/setup.py
+++ b/setup.py
@@ -21,13 +21,13 @@ def main():
     test_reqs = read_requirements('requirements_test.txt')
 
     setup(
-        name='hybrid-content-manager',
+        name='hybridcontents',
         version='0.6',
         description="Hybrid Content Manager",
         long_description=long_description,
         author="viaduct.ai",
         author_email="engineering@viaduct.ai",
-        packages=find_packages(include='hybrid_content_manager.*'),
+        packages=find_packages(include='hybridcontents.*'),
         license='Apache 2.0',
         include_package_data=True,
         zip_safe=True,
diff --git a/tox.ini b/tox.ini
index 4bc4a93..ce98d72 100644
--- a/tox.ini
+++ b/tox.ini
@@ -16,4 +16,4 @@ deps =
     py{27,36,37}-notebook{4,5,6}: .[test]
 
 commands =
-    py{27,36,37}-notebook{4,5,6}: pytest hybrid_content_manager/tests
+    py{27,36,37}-notebook{4,5,6}: pytest hybridcontents/tests