diff --git a/composer.json b/composer.json
index 56ba555dd0d5f861cc8917a476aa357e85a4a199..f469d548f1e36f3735537f11f547af2b6ccab32b 100644
--- a/composer.json
+++ b/composer.json
@@ -44,7 +44,6 @@
         "wpackagist-plugin/wp-piwik": "1.0.27",
         "wpackagist-plugin/wp-statusnet": "1.4.2",
         "wpackagist-plugin/wp-syntax": "1.1",
-        "wpackagist-plugin/wpmu-custom-css": "^1.06",
         "wpackagist-theme/azul": "1.51",
         "wpackagist-theme/bliss": "1.2.0",
         "wpackagist-theme/carrington-blog": "2.3.1",
diff --git a/composer.lock b/composer.lock
index 1a7d6bc74a0f4fd37ccad20d4527c9240fbe7d94..128f7526a675d03b907fdce68ff69fbfc0683a73 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "32bb888e821f7226ef335bbc8f4cd794",
+    "content-hash": "6abe60757b8819728835a9d6b34e503c",
     "packages": [
         {
             "name": "bjornjohansen/wplang",
@@ -1393,24 +1393,6 @@
             "type": "wordpress-plugin",
             "homepage": "https://wordpress.org/plugins/wp2pgpmail/"
         },
-        {
-            "name": "wpackagist-plugin/wpmu-custom-css",
-            "version": "1.06",
-            "source": {
-                "type": "svn",
-                "url": "https://plugins.svn.wordpress.org/wpmu-custom-css/",
-                "reference": "trunk"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://downloads.wordpress.org/plugin/wpmu-custom-css.zip?timestamp=1264159334"
-            },
-            "require": {
-                "composer/installers": "^1.0 || ^2.0"
-            },
-            "type": "wordpress-plugin",
-            "homepage": "https://wordpress.org/plugins/wpmu-custom-css/"
-        },
         {
             "name": "wpackagist-plugin/wpuntexturize",
             "version": "2.2",