diff --git a/pkgs/development/python-modules/rocket-errbot/default.nix b/pkgs/development/python-modules/rocket-errbot/default.nix
index 2d2b3af0694..fac0780982d 100644
--- a/pkgs/development/python-modules/rocket-errbot/default.nix
+++ b/pkgs/development/python-modules/rocket-errbot/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   # remove with 1.2.6
   patches = [ (fetchpatch {
     url = "https://github.com/errbotio/rocket/pull/1.patch";
-    sha256 = "0v9zjp4ls32vkpr4b6kjflz4ny2fwj6hwshbnjmhdzc4hnmnzf7x";
+    sha256 = "1s668yv5b86b78vbqwhcl44k2l16c9bhk3199yy9hayf0vkxnwif";
   }) ];
 
   meta = {