diff --git a/pkgs/development/libraries/haskell/blaze-svg/default.nix b/pkgs/development/libraries/haskell/blaze-svg/default.nix
index 0502f1eabc2..92a25e5e3b4 100644
--- a/pkgs/development/libraries/haskell/blaze-svg/default.nix
+++ b/pkgs/development/libraries/haskell/blaze-svg/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "blaze-svg";
-  version = "0.3.3.1";
-  sha256 = "00i0apyklvmkr4w30d4r86gcg86h35sc3ncvqax70827126cdmsj";
+  version = "0.3.4";
+  sha256 = "061011qrpqiyag9549hn0hfikvkrin5wb3cf0zfm9n80cgvzmqd3";
   buildDepends = [ blazeMarkup mtl ];
   jailbreak = true;
   meta = {