diff --git a/pkgs/applications/networking/browsers/firefox/16.0.nix b/pkgs/applications/networking/browsers/firefox/16.0.nix
index 70c04faa2e91..a9a10fbc4ec4 100644
--- a/pkgs/applications/networking/browsers/firefox/16.0.nix
+++ b/pkgs/applications/networking/browsers/firefox/16.0.nix
@@ -27,7 +27,7 @@ rec {
         # Fall back to this url for versions not available at releases.mozilla.org.
         "ftp://ftp.mozilla.org/pub/mozilla.org/firefox/releases/${firefoxVersion}/source/firefox-${firefoxVersion}.source.tar.bz2"
     ];
-    sha1 = "842d852b31a388d4cf3ac59bc89e8611474e2ec7";
+    sha1 = "0ffe96896583e92561b341330ab09ddc50140dd1";
   };
 
   commonConfigureFlags =