diff --git a/pkgs/development/libraries/haskell/HTTP/4000.2.10.nix b/pkgs/development/libraries/haskell/HTTP/4000.2.11.nix
similarity index 88%
rename from pkgs/development/libraries/haskell/HTTP/4000.2.10.nix
rename to pkgs/development/libraries/haskell/HTTP/4000.2.11.nix
index c893d2f1e750..f48642462c60 100644
--- a/pkgs/development/libraries/haskell/HTTP/4000.2.10.nix
+++ b/pkgs/development/libraries/haskell/HTTP/4000.2.11.nix
@@ -5,8 +5,8 @@
 
 cabal.mkDerivation (self: {
   pname = "HTTP";
-  version = "4000.2.10";
-  sha256 = "1l97l6am45xgyg0dyxpfgbxc00wp8ishm7spd0hbgmwc5sgnvppg";
+  version = "4000.2.11";
+  sha256 = "17jlmh3v6k0mhd9nh1y5pf2br17lkx4wp9sa7q81wvprw998nw97";
   buildDepends = [ mtl network parsec ];
   testDepends = [
     caseInsensitive conduit deepseq httpdShed httpTypes HUnit mtl
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index ba3f60d72462..02e93b3360ed 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -151,7 +151,7 @@ let result = let callPackage = x : y : modifyPrio (newScope result.finalReturn x
     haskellSrc   = self.haskellSrc_1_0_1_5;
     hashable     = self.hashable_1_2_1_0;
     html         = self.html_1_0_1_2;
-    HTTP         = self.HTTP_4000_2_10;
+    HTTP         = self.HTTP_4000_2_11;
     HUnit        = self.HUnit_1_2_5_2;
     mtl          = self.mtl_2_1_2;
     network      = self.network_2_4_2_2;
@@ -1305,8 +1305,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.finalReturn x
   HTTP_4000_2_3 = callPackage ../development/libraries/haskell/HTTP/4000.2.3.nix {};
   HTTP_4000_2_5 = callPackage ../development/libraries/haskell/HTTP/4000.2.5.nix {};
   HTTP_4000_2_8 = callPackage ../development/libraries/haskell/HTTP/4000.2.8.nix {};
-  HTTP_4000_2_10 = callPackage ../development/libraries/haskell/HTTP/4000.2.10.nix {};
-  HTTP = self.HTTP_4000_2_10;
+  HTTP_4000_2_11 = callPackage ../development/libraries/haskell/HTTP/4000.2.11.nix {};
+  HTTP = self.HTTP_4000_2_11;
 
   httpAttoparsec = callPackage ../development/libraries/haskell/http-attoparsec {};