diff --git a/pkgs/development/libraries/webkit/src-for-default.nix b/pkgs/development/libraries/webkit/src-for-default.nix
index 68e9d697f370..4ab2c78d49c2 100644
--- a/pkgs/development/libraries/webkit/src-for-default.nix
+++ b/pkgs/development/libraries/webkit/src-for-default.nix
@@ -1,9 +1,9 @@
 rec {
-   version="r84622";
-   name="webkit-r84622";
-   hash="15s2cf41rs4g4z3cr0bl1ca2mkd5mdhqnhnpcsnxma22azh29nrv";
-   url="http://builds.nightly.webkit.org/files/trunk/src/WebKit-r84622.tar.bz2";
-   advertisedUrl="http://builds.nightly.webkit.org/files/trunk/src/WebKit-r84622.tar.bz2";
+   version="r85401";
+   name="webkit-r85401";
+   hash="0a1zbxiq88b4f00wxvhim2l6099gyxcwqy3dh64hgd0rng7p4wj6";
+   url="http://builds.nightly.webkit.org/files/trunk/src/WebKit-r85401.tar.bz2";
+   advertisedUrl="http://builds.nightly.webkit.org/files/trunk/src/WebKit-r85401.tar.bz2";
   
   
 }