diff --git a/pkgs/development/libraries/haskell/warp/default.nix b/pkgs/development/libraries/haskell/warp/default.nix
index 56cdbd9adc1..6823e49185f 100644
--- a/pkgs/development/libraries/haskell/warp/default.nix
+++ b/pkgs/development/libraries/haskell/warp/default.nix
@@ -5,8 +5,8 @@
 
 cabal.mkDerivation (self: {
   pname = "warp";
-  version = "1.3.4.4";
-  sha256 = "0i6mjadw87f9c949wg9lcbld0yfvnrxn7bhapf71gk36sh7llxaj";
+  version = "1.3.5";
+  sha256 = "0hxipvdp0nwziijzmcnf0kdb3cz1m2w6xwszq2zqpjb7fvcy2acl";
   buildDepends = [
     blazeBuilder blazeBuilderConduit caseInsensitive conduit hashable
     httpTypes liftedBase network networkConduit simpleSendfile