diff --git a/pkgs/development/libraries/haskell/gloss/default.nix b/pkgs/development/libraries/haskell/gloss/default.nix
index e988eae9adf..4911b743d42 100644
--- a/pkgs/development/libraries/haskell/gloss/default.nix
+++ b/pkgs/development/libraries/haskell/gloss/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "gloss";
-  version = "1.7.6.1";
-  sha256 = "1gwmrnwn1x0hs9jp2qsjp737wahbdsjrp2kp7gpz9pkq4a6jmjmx";
+  version = "1.7.6.4";
+  sha256 = "0nyz9iicc6d96yn6yxzwz08g106qb2aadrxlw120wl01aqfw4xis";
   buildDepends = [ bmp GLUT OpenGL ];
   meta = {
     homepage = "http://gloss.ouroborus.net";