diff --git a/pkgs/development/libraries/haskell/fast-logger/default.nix b/pkgs/development/libraries/haskell/fast-logger/default.nix
index b192c1e0c61..fb8714f3e85 100644
--- a/pkgs/development/libraries/haskell/fast-logger/default.nix
+++ b/pkgs/development/libraries/haskell/fast-logger/default.nix
@@ -3,8 +3,8 @@
 
 cabal.mkDerivation (self: {
   pname = "fast-logger";
-  version = "0.3.2";
-  sha256 = "0bx8yjg7bf18i7j7fnhidnms5a3v6hiwqqvr249fk03c86v20rla";
+  version = "0.3.3";
+  sha256 = "0ya9dn9j2nddpclj00w6jgmiq2xx500sws056fa2s4bdsl8vn5rh";
   buildDepends = [ blazeBuilder dateCache filepath text unixTime ];
   testDepends = [ hspec ];
   meta = {