diff --git a/pkgs/development/libraries/haskell/gloss/default.nix b/pkgs/development/libraries/haskell/gloss/default.nix
index 6aa82a78a7c7..7d2319df08a4 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 = "1.7.6.5";
-  sha256 = "0s02vbcyfqzlmjw68kp3arn3vvmldh04460gm050vbc6rqpc8dkv";
+  version = "1.7.6.6";
+  sha256 = "1by8zr1194mjnnia0ackhd48yqxh79k752c5jwxx6nsk1diwrvl9";
   buildDepends = [ bmp GLUT OpenGL ];
   jailbreak = true;
   meta = {