diff --git a/pkgs/development/libraries/haskell/curl/default.nix b/pkgs/development/libraries/haskell/curl/default.nix
index 072b8f2d6e6..a530044ca6e 100644
--- a/pkgs/development/libraries/haskell/curl/default.nix
+++ b/pkgs/development/libraries/haskell/curl/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "curl";
-  version = "1.3.7";
-  sha256 = "0i6d7732p5gn1bcvavbxcg4wd18j425mi1yjg0b29zzz3yl0qhgi";
+  version = "1.3.8";
+  sha256 = "0vj4hpaa30jz7c702xpsfvqaqdxz28zslsqnsfx6bf6dpwvck1wh";
   extraLibraries = [ curl ];
   meta = {
     description = "Haskell binding to libcurl";