diff --git a/pkgs/applications/networking/browsers/firefox/3.0.nix b/pkgs/applications/networking/browsers/firefox/3.0.nix
index bc5c987cd191..4996698e7cd8 100644
--- a/pkgs/applications/networking/browsers/firefox/3.0.nix
+++ b/pkgs/applications/networking/browsers/firefox/3.0.nix
@@ -11,14 +11,14 @@
 
 rec {
 
-  firefoxVersion = "3.0.11";
+  firefoxVersion = "3.0.15";
   
-  xulVersion = "1.9.0.11"; # this attribute is used by other packages
+  xulVersion = "1.9.0.15"; # this attribute is used by other packages
 
   
   src = fetchurl {
     url = "http://releases.mozilla.org/pub/mozilla.org/firefox/releases/${firefoxVersion}/source/firefox-${firefoxVersion}-source.tar.bz2";
-    sha1 = "ca792dcdb67af40c91a4fcece25d6adfb6fef2c3";
+    sha1 = "06d488f0aee8f9e60dc6526c1d292f3708da301f";
   };