diff --git a/pkgs/development/libraries/haskell/deepseq/1.3.0.0.nix b/pkgs/development/libraries/haskell/deepseq/1.3.0.0.nix
new file mode 100644
index 00000000000..e2c9c926aa7
--- /dev/null
+++ b/pkgs/development/libraries/haskell/deepseq/1.3.0.0.nix
@@ -0,0 +1,16 @@
+{ cabal }:
+
+cabal.mkDerivation (self: {
+  pname = "deepseq";
+  version = "1.3.0.0";
+  sha256 = "0z2k1rda67nmhv62irjfd642iarj1i9m55l6p47j4cysrszhvqgy";
+  meta = {
+    description = "Deep evaluation of data structures";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.ghc.meta.platforms;
+    maintainers = [
+      self.stdenv.lib.maintainers.andres
+      self.stdenv.lib.maintainers.simons
+    ];
+  };
+})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 17940572824..f896515c721 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -172,7 +172,6 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
 
   haskellPlatformDefaults_HEAD =
     self : self.haskellPlatformDefaults_future self // {
-      deepseq = null; # apparently a core library in ghc-7.3
     };
 
   haskellPlatformArgs_2011_4_0_0 = self : {
@@ -602,7 +601,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
   deepseq_1_1_0_0 = callPackage ../development/libraries/haskell/deepseq/1.1.0.0.nix {};
   deepseq_1_1_0_2 = callPackage ../development/libraries/haskell/deepseq/1.1.0.2.nix {};
   deepseq_1_2_0_1 = callPackage ../development/libraries/haskell/deepseq/1.2.0.1.nix {};
-  deepseq = self.deepseq_1_1_0_0;
+  deepseq_1_3_0_0 = callPackage ../development/libraries/haskell/deepseq/1.3.0.0.nix {};
+  deepseq = null; # a core package in recent GHCs
 
   deepseqTh = callPackage ../development/libraries/haskell/deepseq-th {};