diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8b962cc31..84afdf129 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,9 @@
 
 ### v1.14.6
 
+**v1.14.6.7** *(2019-04-05)* - [[Userscript](https://raw.githubusercontent.com/ccd0/4chan-x/1.14.6.7/builds/4chan-X-noupdate.user.js)] [[Chrome extension](https://raw.githubusercontent.com/ccd0/4chan-x/1.14.6.7/builds/4chan-X-noupdate.crx)]
+- Update .crx files to CRX3. This should fix the errors when attempting to install them on newer versions of Chromium.
+
 **v1.14.6.6** *(2019-04-05)* - [[Userscript](https://raw.githubusercontent.com/ccd0/4chan-x/1.14.6.6/builds/4chan-X-noupdate.user.js)] [[Chrome extension](https://raw.githubusercontent.com/ccd0/4chan-x/1.14.6.6/builds/4chan-X-noupdate.crx)]
 - Sauce: Update DeviantArt filename format. #2237
 - Sauce: Replace unmatched regex groups with empty string, not 'undefined'
diff --git a/Makefile b/Makefile
index f88841cff..d0b426c47 100644
--- a/Makefile
+++ b/Makefile
@@ -192,8 +192,8 @@ testbuilds/$(name)$1.crx.zip : \
  package.json version.json tools/zip-crx.js node_modules/jszip/package.json
 	node tools/zip-crx.js $1
 
-testbuilds/$(name)$1.crx : testbuilds/$(name)$1.crx.zip package.json tools/sign.js node_modules/node-rsa/package.json
-	node tools/sign.js $1
+testbuilds/$(name)$1.crx : $(foreach f,$(crx_contents),testbuilds/crx$1/$(f)) version.json tools/sign.sh | tmp
+	tools/sign.sh $1
 
 testbuilds/$(name)$1.meta.js : src/meta/metadata.js src/meta/icon48.png version.json src/Archive/archives.json $(template_deps) | testbuilds
 	$(template) $$< $$@ type=userscript channel=$1
diff --git a/builds/4chan-X-beta.crx b/builds/4chan-X-beta.crx
index c0833841c..4d836c4ec 100644
Binary files a/builds/4chan-X-beta.crx and b/builds/4chan-X-beta.crx differ
diff --git a/builds/4chan-X-beta.meta.js b/builds/4chan-X-beta.meta.js
index 6d0a2392e..2967a936f 100644
--- a/builds/4chan-X-beta.meta.js
+++ b/builds/4chan-X-beta.meta.js
@@ -1,6 +1,6 @@
 // ==UserScript==
 // @name         4chan X beta
-// @version      1.14.6.6
+// @version      1.14.6.7
 // @minGMVer     1.14
 // @minFFVer     26
 // @namespace    4chan-X
diff --git a/builds/4chan-X-beta.user.js b/builds/4chan-X-beta.user.js
index 4ba69267b..1a00c627f 100644
--- a/builds/4chan-X-beta.user.js
+++ b/builds/4chan-X-beta.user.js
@@ -1,6 +1,6 @@
 // ==UserScript==
 // @name         4chan X beta
-// @version      1.14.6.6
+// @version      1.14.6.7
 // @minGMVer     1.14
 // @minFFVer     26
 // @namespace    4chan-X
@@ -198,7 +198,7 @@ docSet = function() {
 };
 
 g = {
-  VERSION:   '1.14.6.6',
+  VERSION:   '1.14.6.7',
   NAMESPACE: '4chan X.',
   boards:    {}
 };
diff --git a/builds/4chan-X-noupdate.crx b/builds/4chan-X-noupdate.crx
index 3988f5766..960da2f41 100644
Binary files a/builds/4chan-X-noupdate.crx and b/builds/4chan-X-noupdate.crx differ
diff --git a/builds/4chan-X-noupdate.user.js b/builds/4chan-X-noupdate.user.js
index d5dc92880..2364abb2d 100644
--- a/builds/4chan-X-noupdate.user.js
+++ b/builds/4chan-X-noupdate.user.js
@@ -1,6 +1,6 @@
 // ==UserScript==
 // @name         4chan X
-// @version      1.14.6.6
+// @version      1.14.6.7
 // @minGMVer     1.14
 // @minFFVer     26
 // @namespace    4chan-X
@@ -198,7 +198,7 @@ docSet = function() {
 };
 
 g = {
-  VERSION:   '1.14.6.6',
+  VERSION:   '1.14.6.7',
   NAMESPACE: '4chan X.',
   boards:    {}
 };
diff --git a/builds/4chan-X.crx b/builds/4chan-X.crx
index c41d637df..5dda04999 100644
Binary files a/builds/4chan-X.crx and b/builds/4chan-X.crx differ
diff --git a/builds/4chan-X.meta.js b/builds/4chan-X.meta.js
index d759f80b0..5ee473866 100644
--- a/builds/4chan-X.meta.js
+++ b/builds/4chan-X.meta.js
@@ -1,6 +1,6 @@
 // ==UserScript==
 // @name         4chan X
-// @version      1.14.6.6
+// @version      1.14.6.7
 // @minGMVer     1.14
 // @minFFVer     26
 // @namespace    4chan-X
diff --git a/builds/4chan-X.user.js b/builds/4chan-X.user.js
index 8c18265af..d0364caf6 100644
--- a/builds/4chan-X.user.js
+++ b/builds/4chan-X.user.js
@@ -1,6 +1,6 @@
 // ==UserScript==
 // @name         4chan X
-// @version      1.14.6.6
+// @version      1.14.6.7
 // @minGMVer     1.14
 // @minFFVer     26
 // @namespace    4chan-X
@@ -198,7 +198,7 @@ docSet = function() {
 };
 
 g = {
-  VERSION:   '1.14.6.6',
+  VERSION:   '1.14.6.7',
   NAMESPACE: '4chan X.',
   boards:    {}
 };
diff --git a/builds/4chan-X.zip b/builds/4chan-X.zip
index 3071bdbf2..8e9bdf656 100644
Binary files a/builds/4chan-X.zip and b/builds/4chan-X.zip differ
diff --git a/builds/updates-beta.json b/builds/updates-beta.json
index 13f56f219..e80819db1 100644
--- a/builds/updates-beta.json
+++ b/builds/updates-beta.json
@@ -3,7 +3,7 @@
     "4chan-x@4chan-x.net": {
       "updates": [
         {
-          "version": "1.14.6.6",
+          "version": "1.14.6.7",
           "update_link": "https://www.4chan-x.net/builds/4chan-X-beta.crx"
         }
       ]
diff --git a/builds/updates-beta.xml b/builds/updates-beta.xml
index a052cb2b9..4756ca4dc 100644
--- a/builds/updates-beta.xml
+++ b/builds/updates-beta.xml
@@ -1,7 +1,7 @@
 <?xml version='1.0' encoding='UTF-8'?>
 <gupdate xmlns='http://www.google.com/update2/response' protocol='2.0'>
   <app appid='lacclbnghgdicfifcamcmcnilckjamag'>
-    <updatecheck codebase='https://www.4chan-x.net/builds/4chan-X-beta.crx' version='1.14.6.6' />
+    <updatecheck codebase='https://www.4chan-x.net/builds/4chan-X-beta.crx' version='1.14.6.7' />
   </app>
 </gupdate>
 
diff --git a/builds/updates.json b/builds/updates.json
index aba6a0280..e27870989 100644
--- a/builds/updates.json
+++ b/builds/updates.json
@@ -3,7 +3,7 @@
     "4chan-x@4chan-x.net": {
       "updates": [
         {
-          "version": "1.14.6.6",
+          "version": "1.14.6.7",
           "update_link": "https://www.4chan-x.net/builds/4chan-X.crx"
         }
       ]
diff --git a/builds/updates.xml b/builds/updates.xml
index c9a36e205..0ff1b7cf0 100644
--- a/builds/updates.xml
+++ b/builds/updates.xml
@@ -1,7 +1,7 @@
 <?xml version='1.0' encoding='UTF-8'?>
 <gupdate xmlns='http://www.google.com/update2/response' protocol='2.0'>
   <app appid='lacclbnghgdicfifcamcmcnilckjamag'>
-    <updatecheck codebase='https://www.4chan-x.net/builds/4chan-X.crx' version='1.14.6.6' />
+    <updatecheck codebase='https://www.4chan-x.net/builds/4chan-X.crx' version='1.14.6.7' />
   </app>
 </gupdate>
 
diff --git a/crx-chromium-version.txt b/crx-chromium-version.txt
new file mode 100644
index 000000000..2d4f0bd7a
--- /dev/null
+++ b/crx-chromium-version.txt
@@ -0,0 +1 @@
+Chromium 73.0.3683.75 built on Debian buster/sid, running on Debian buster/sid
diff --git a/tools/sign.sh b/tools/sign.sh
new file mode 100755
index 000000000..fc856cc37
--- /dev/null
+++ b/tools/sign.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+channel=$1
+mkdir -p tmp-crx
+cp -r "testbuilds/crx$channel" "tmp-crx/crx$channel"
+touch -d "$(jq -r '.date' version.json)" "tmp-crx/crx$channel"/*
+chromium --pack-extension="tmp-crx/crx$channel" --pack-extension-key="$(dirname "$PWD")/4chan-x.keys/4chan-X.pem"
+mv "tmp-crx/crx$channel.crx" "testbuilds/4chan-X$channel.crx"
+rm -r 'tmp-crx/'
diff --git a/version.json b/version.json
index de2d47128..55858b5b0 100644
--- a/version.json
+++ b/version.json
@@ -1,4 +1,4 @@
 {
-  "version": "1.14.6.6",
-  "date": "2019-04-05T04:21:37.757Z"
+  "version": "1.14.6.7",
+  "date": "2019-04-05T10:16:02.069Z"
 }
\ No newline at end of file