diff --git a/ed/dfns/screen-wake-lock.json b/ed/dfns/screen-wake-lock.json
index a46ea1e565f0..63ec6e99daab 100644
--- a/ed/dfns/screen-wake-lock.json
+++ b/ed/dfns/screen-wake-lock.json
@@ -136,7 +136,7 @@
       "href": "https://w3c.github.io/screen-wake-lock/#dom-wakelock-request",
       "linkingText": [
         "request()",
-        "request(type)"
+        "request(, type)"
       ],
       "localLinkingText": [
         "WakeLock.request",
diff --git a/ed/headings/css-color-4.json b/ed/headings/css-color-4.json
index 8b520e4d6f40..40e2fb855834 100644
--- a/ed/headings/css-color-4.json
+++ b/ed/headings/css-color-4.json
@@ -12,7 +12,7 @@
     {
       "id": "subtitle",
       "level": "2",
-      "title": "Editor’s Draft, 24 September 2020"
+      "title": "Editor’s Draft, 5 October 2020"
     },
     {
       "id": "abstract",
diff --git a/ed/idl/screen-wake-lock.idl b/ed/idl/screen-wake-lock.idl
index 56bc8f43e4d0..c9d259ebcc4e 100644
--- a/ed/idl/screen-wake-lock.idl
+++ b/ed/idl/screen-wake-lock.idl
@@ -10,7 +10,7 @@ partial interface Navigator {
 
 [SecureContext, Exposed=(Window)]
 interface WakeLock {
-  Promise<WakeLockSentinel> request(WakeLockType type);
+  Promise<WakeLockSentinel> request(optional WakeLockType type = "screen");
 };
 
 [SecureContext, Exposed=(Window)]
diff --git a/ed/idlparsed/screen-wake-lock.json b/ed/idlparsed/screen-wake-lock.json
index 9b8acb763e00..95286ea43682 100644
--- a/ed/idlparsed/screen-wake-lock.json
+++ b/ed/idlparsed/screen-wake-lock.json
@@ -52,8 +52,11 @@
                   "union": false,
                   "idlType": "WakeLockType"
                 },
-                "default": null,
-                "optional": false,
+                "default": {
+                  "type": "string",
+                  "value": "screen"
+                },
+                "optional": true,
                 "variadic": false
               }
             ],
diff --git a/ed/index.html b/ed/index.html
index f7d662919f29..03b2e1b571e9 100644
--- a/ed/index.html
+++ b/ed/index.html
@@ -2337,7 +2337,7 @@ <h3>Spec info</h3>
   <ul>
   <li>Initial URL: <a href="https://www.w3.org/TR/css-color-4/" class="uri">https://www.w3.org/TR/css-color-4/</a></li>
   <li>Crawled URL: <a href="https://drafts.csswg.org/css-color/" class="uri">https://drafts.csswg.org/css-color/</a></li>
-  <li>Crawled version: 24 September 2020</li>
+  <li>Crawled version: 5 October 2020</li>
   <li>Editor's Draft: <a href="https://drafts.csswg.org/css-color/" class="uri">https://drafts.csswg.org/css-color/</a></li>
   <li>Latest published version: <a href="https://www.w3.org/TR/css-color-4/" class="uri">https://www.w3.org/TR/css-color-4/</a></li>
   <li>Shortname: css-color-4</li>
@@ -11479,7 +11479,7 @@ <h3>Spec info</h3>
   <ul>
   <li>Initial URL: <a href="https://www.w3.org/TR/screen-wake-lock/" class="uri">https://www.w3.org/TR/screen-wake-lock/</a></li>
   <li>Crawled URL: <a href="https://w3c.github.io/screen-wake-lock/" class="uri">https://w3c.github.io/screen-wake-lock/</a></li>
-  <li>Crawled version: 30 September 2020</li>
+  <li>Crawled version: 05 October 2020</li>
   <li>Editor's Draft: <a href="https://w3c.github.io/screen-wake-lock/" class="uri">https://w3c.github.io/screen-wake-lock/</a></li>
   <li>Latest published version: <a href="https://www.w3.org/TR/screen-wake-lock/" class="uri">https://www.w3.org/TR/screen-wake-lock/</a></li>
   <li>Shortname: screen-wake-lock</li>
diff --git a/ed/index.json b/ed/index.json
index 10fa27b73b01..9d58b739135c 100644
--- a/ed/index.json
+++ b/ed/index.json
@@ -1,7 +1,7 @@
 {
   "type": "crawl",
   "title": "Reffy crawl",
-  "date": "2020-10-05T06:40:41.312Z",
+  "date": "2020-10-05T12:43:14.657Z",
   "options": {},
   "stats": {
     "crawled": 374,
@@ -6076,7 +6076,7 @@
         "https://drafts.csswg.org/css-color/"
       ],
       "crawled": "https://drafts.csswg.org/css-color/",
-      "date": "24 September 2020",
+      "date": "5 October 2020",
       "links": "links/css-color-4.json",
       "refs": "refs/css-color-4.json",
       "generator": "bikeshed",
@@ -11534,7 +11534,7 @@
         "https://w3c.github.io/screen-wake-lock/"
       ],
       "crawled": "https://w3c.github.io/screen-wake-lock/",
-      "date": "30 September 2020",
+      "date": "05 October 2020",
       "links": "links/screen-wake-lock.json",
       "refs": "refs/screen-wake-lock.json",
       "idl": "idl/screen-wake-lock.idl",
diff --git a/ed/index.md b/ed/index.md
index fc1e415f077e..26fcef36aaad 100644
--- a/ed/index.md
+++ b/ed/index.md
@@ -1948,7 +1948,7 @@ Informative references to this spec from:
 
 - Initial URL: [https://www.w3.org/TR/css-color-4/](https://www.w3.org/TR/css-color-4/)
 - Crawled URL: [https://drafts.csswg.org/css-color/](https://drafts.csswg.org/css-color/)
-- Crawled version: 24 September 2020
+- Crawled version: 5 October 2020
 - Editor's Draft: [https://drafts.csswg.org/css-color/](https://drafts.csswg.org/css-color/)
 - Latest published version: [https://www.w3.org/TR/css-color-4/](https://www.w3.org/TR/css-color-4/)
 - Shortname: css-color-4
@@ -9866,7 +9866,7 @@ Informative references to this spec from:
 
 - Initial URL: [https://www.w3.org/TR/screen-wake-lock/](https://www.w3.org/TR/screen-wake-lock/)
 - Crawled URL: [https://w3c.github.io/screen-wake-lock/](https://w3c.github.io/screen-wake-lock/)
-- Crawled version: 30 September 2020
+- Crawled version: 05 October 2020
 - Editor's Draft: [https://w3c.github.io/screen-wake-lock/](https://w3c.github.io/screen-wake-lock/)
 - Latest published version: [https://www.w3.org/TR/screen-wake-lock/](https://www.w3.org/TR/screen-wake-lock/)
 - Shortname: screen-wake-lock
diff --git a/ed/links/css-color-4.json b/ed/links/css-color-4.json
index b37a36c2f662..7101667e984c 100644
--- a/ed/links/css-color-4.json
+++ b/ed/links/css-color-4.json
@@ -75,6 +75,9 @@
     "https://www.w3.org/TR/2008/REC-WCAG20-20081211/": [
       "visual-audio-contrast-without-color"
     ],
+    "https://www.w3.org/TR/PNG/": [
+      "11sRGB"
+    ],
     "https://drafts.csswg.org/css-cascade-5/": [
       "specified-value",
       "computed-value",
@@ -119,6 +122,7 @@
     "https://www.w3.org/TR/css-color-4/": [
       "valid-color"
     ],
+    "https://www.iana.org/assignments/media-types/application/vnd.iccprofile": [],
     "https://developer.mozilla.org/en-US/docs/Web/CSS/opacity": [],
     "https://developer.mozilla.org/en-US/docs/Web/SVG/Attribute/opacity": [],
     "https://svgwg.org/svg2-draft/render.html": [
@@ -163,7 +167,6 @@
     "https://www.w3.org/TR/css-text-decor-4/": [],
     "https://www.w3.org/TR/css-text-decor-3/": [],
     "https://www.w3.org/Graphics/JPEG/jfif3.pdf": [],
-    "https://www.w3.org/TR/PNG/": [],
     "https://www.adobe.io/content/udp/en/open/standards/TIFF/_jcr_content/contentbody/download/file.res/TIFF6.pdf": [],
     "https://www.w3.org/TR/WCAG20/": []
   }
diff --git a/ed/study.json b/ed/study.json
index 14f1db914de6..783422ee8e48 100644
--- a/ed/study.json
+++ b/ed/study.json
@@ -2,7 +2,7 @@
   "type": "study",
   "title": "Reffy crawl",
   "description": "",
-  "date": "2020-10-05T06:40:39.621Z",
+  "date": "2020-10-05T12:43:12.913Z",
   "stats": {
     "crawled": 374,
     "errors": 0,
@@ -4991,7 +4991,7 @@
     {
       "title": "CSS Color Module Level 4",
       "shortname": "css-color-4",
-      "date": "24 September 2020",
+      "date": "5 October 2020",
       "url": "https://www.w3.org/TR/css-color-4/",
       "release": {
         "url": "https://www.w3.org/TR/css-color-4/",
@@ -26792,7 +26792,7 @@
     {
       "title": "Screen Wake Lock API",
       "shortname": "screen-wake-lock",
-      "date": "30 September 2020",
+      "date": "05 October 2020",
       "url": "https://www.w3.org/TR/screen-wake-lock/",
       "release": {
         "url": "https://www.w3.org/TR/screen-wake-lock/",