diff --git a/pkgs/development/libraries/haskell/snaplet-acid-state/default.nix b/pkgs/development/libraries/haskell/snaplet-acid-state/default.nix
index 8a9a594e45d7..4d66f69acd64 100644
--- a/pkgs/development/libraries/haskell/snaplet-acid-state/default.nix
+++ b/pkgs/development/libraries/haskell/snaplet-acid-state/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "snaplet-acid-state";
-  version = "0.2.6";
-  sha256 = "005c4x7sh820iar69rany3hv4rlbzpsd4yqd2x2v3jql9z55k4s9";
+  version = "0.2.6.1";
+  sha256 = "0wlawnsxisslqzspa29swsdmncgx04z3rd1bhwx73mx5pksykw60";
   buildDepends = [ acidState snap text ];
   meta = {
     homepage = "https://github.com/mightybyte/snaplet-acid-state";