diff --git a/pkgs/applications/networking/browsers/chromium/sources.nix b/pkgs/applications/networking/browsers/chromium/sources.nix
index eabdc35eb07..a14b10fcfde 100644
--- a/pkgs/applications/networking/browsers/chromium/sources.nix
+++ b/pkgs/applications/networking/browsers/chromium/sources.nix
@@ -1,18 +1,18 @@
 # This file is autogenerated from update.sh in the same directory.
 {
   dev = {
-    version = "27.0.1448.0";
-    url = "http://commondatastorage.googleapis.com/chromium-browser-official/chromium-27.0.1448.0.tar.bz2";
-    sha256 = "";
+    version = "26.0.1410.28";
+    url = "http://commondatastorage.googleapis.com/chromium-browser-official/chromium-26.0.1410.28.tar.xz";
+    sha256 = "1g32xyh06xsqkli0g83flqr1qvx2yxb7vaqshf9wcyqgkyzvy7il";
   };
   beta = {
-    version = "26.0.1410.40";
-    url = "http://commondatastorage.googleapis.com/chromium-browser-official/chromium-26.0.1410.40-lite.tar.xz";
-    sha256 = "0f0kfdiqbkh9jwgqg034bkfkr0snbig4ifydqfka7gcxjqwxr32h";
+    version = "26.0.1410.28";
+    url = "http://commondatastorage.googleapis.com/chromium-browser-official/chromium-26.0.1410.28.tar.xz";
+    sha256 = "1g32xyh06xsqkli0g83flqr1qvx2yxb7vaqshf9wcyqgkyzvy7il";
   };
   stable = {
-    version = "25.0.1364.172";
-    url = "http://commondatastorage.googleapis.com/chromium-browser-official/chromium-25.0.1364.172.tar.bz2";
-    sha256 = "124j6w3z385mg7r0nlbapalnrjrmrsj9qfz0dni6jz6pvdhzz8qw";
+    version = "25.0.1364.152";
+    url = "http://commondatastorage.googleapis.com/chromium-browser-official/chromium-25.0.1364.152.tar.bz2";
+    sha256 = "1v8zpqk3q21d5hars1clss75n187hlg4zxbr68jj1ysmqclzbni8";
   };
 }