diff --git a/pkgs/applications/window-managers/xmonad/xmonad-extras.nix b/pkgs/applications/window-managers/xmonad/xmonad-extras.nix
index 5e38b6e34bb5..42ffeae6f9c2 100644
--- a/pkgs/applications/window-managers/xmonad/xmonad-extras.nix
+++ b/pkgs/applications/window-managers/xmonad/xmonad-extras.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "xmonad-extras";
-  version = "0.10.1";
-  sha256 = "17rac0xjw1zw1jlc1rpq54vg50xscb3b98knk4gkb8bv1khpgz27";
+  version = "0.10.1.1";
+  sha256 = "1pkp9z58w2x8yhxhvm5nifxb1qcajv52ji53n77rjhpysvrgq5m7";
   buildDepends = [
     hint libmpd mtl network parsec random regexPosix split X11 xmonad
     xmonadContrib
diff --git a/pkgs/development/libraries/haskell/parsec/3.1.3.nix b/pkgs/development/libraries/haskell/parsec/3.1.3.nix
new file mode 100644
index 000000000000..b9b10f2e5b0d
--- /dev/null
+++ b/pkgs/development/libraries/haskell/parsec/3.1.3.nix
@@ -0,0 +1,15 @@
+{ cabal, mtl, text }:
+
+cabal.mkDerivation (self: {
+  pname = "parsec";
+  version = "3.1.3";
+  sha256 = "1a64gzirgpa1i78gbbp9z059nh29xmcja4g8vgjb1fbylx6vn54z";
+  buildDepends = [ mtl text ];
+  meta = {
+    homepage = "http://www.cs.uu.nl/~daan/parsec.html";
+    description = "Monadic parser combinators";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.ghc.meta.platforms;
+    maintainers = [ self.stdenv.lib.maintainers.andres ];
+  };
+})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 0dc174cef48f..ad3a4f4a484b 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -120,33 +120,33 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
 
   haskellPlatformArgs_future = self : {
     inherit (self) cabal ghc;
-    cgi          = self.cgi_3001_1_7_4;         # 7.4.1 ok
-    fgl          = self.fgl_5_4_2_4;            # 7.4.1 ok
-    GLUT         = self.GLUT_2_1_2_1;           # 7.4.1 ok
-    haskellSrc   = self.haskellSrc_1_0_1_5;     # 7.4.1 ok
-    html         = self.html_1_0_1_2;           # 7.4.1 ok
-    HTTP         = self.HTTP_4000_2_3;          # 7.4.1 ok
-    HUnit        = self.HUnit_1_2_4_2;          # 7.4.1 ok
-    mtl          = self.mtl_2_1_1;              # 7.4.1 ok
-    network      = self.network_2_3_0_14;       # 7.4.1 ok
-    OpenGL       = self.OpenGL_2_2_3_1;         # 7.4.1 ok
-    parallel     = self.parallel_3_2_0_2;       # 7.4.1 ok
-    parsec       = self.parsec_3_1_2;           # 7.4.1 ok
-    QuickCheck   = self.QuickCheck_2_4_2;       # 7.4.1 ok
-    random       = self.random_1_0_1_1;         # 7.4.1 ok
-    regexBase    = self.regexBase_0_93_2;       # 7.4.1 ok
-    regexCompat  = self.regexCompat_0_95_1;     # 7.4.1 ok
-    regexPosix   = self.regexPosix_0_95_1;      # 7.4.1 ok
-    stm          = self.stm_2_3;                # 7.4.1 ok
-    syb          = self.syb_0_3_6_1;            # 7.4.1 ok
-    text         = self.text_0_11_2_0;          # 7.4.1 ok
-    transformers = self.transformers_0_3_0_0;   # 7.4.1 ok
-    xhtml        = self.xhtml_3000_2_1;         # 7.4.1 ok
-    zlib         = self.zlib_0_5_3_3;           # 7.4.1 ok
-    cabalInstall = self.cabalInstall_0_14_0;    # 7.4.1 ok
-    alex         = self.alex_3_0_1;             # 7.4.1 ok
-    haddock      = self.haddock_2_10_0;         # 7.4.1 ok
-    happy        = self.happy_1_18_9;           # 7.4.1 ok
+    cgi          = self.cgi_3001_1_7_4;         # 7.4.2 ok
+    fgl          = self.fgl_5_4_2_4;            # 7.4.2 ok
+    GLUT         = self.GLUT_2_1_2_1;           # 7.4.2 ok
+    haskellSrc   = self.haskellSrc_1_0_1_5;     # 7.4.2 ok
+    html         = self.html_1_0_1_2;           # 7.4.2 ok
+    HTTP         = self.HTTP_4000_2_3;          # 7.4.2 ok
+    HUnit        = self.HUnit_1_2_4_2;          # 7.4.2 ok
+    mtl          = self.mtl_2_1_1;              # 7.4.2 ok
+    network      = self.network_2_3_0_14;       # 7.4.2 ok
+    OpenGL       = self.OpenGL_2_2_3_1;         # 7.4.2 ok
+    parallel     = self.parallel_3_2_0_2;       # 7.4.2 ok
+    parsec       = self.parsec_3_1_3;           # 7.4.2 ok
+    QuickCheck   = self.QuickCheck_2_4_2;       # 7.4.2 ok
+    random       = self.random_1_0_1_1;         # 7.4.2 ok
+    regexBase    = self.regexBase_0_93_2;       # 7.4.2 ok
+    regexCompat  = self.regexCompat_0_95_1;     # 7.4.2 ok
+    regexPosix   = self.regexPosix_0_95_1;      # 7.4.2 ok
+    stm          = self.stm_2_3;                # 7.4.2 ok
+    syb          = self.syb_0_3_6_1;            # 7.4.2 ok
+    text         = self.text_0_11_2_0;          # 7.4.2 ok
+    transformers = self.transformers_0_3_0_0;   # 7.4.2 ok
+    xhtml        = self.xhtml_3000_2_1;         # 7.4.2 ok
+    zlib         = self.zlib_0_5_3_3;           # 7.4.2 ok
+    cabalInstall = self.cabalInstall_0_14_0;    # 7.4.2 ok
+    alex         = self.alex_3_0_1;             # 7.4.2 ok
+    haddock      = self.haddock_2_10_0;         # 7.4.2 ok
+    happy        = self.happy_1_18_9;           # 7.4.2 ok
   };
 
 
@@ -1105,8 +1105,9 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
   parsec_2_1_0_1 = callPackage ../development/libraries/haskell/parsec/2.1.0.1.nix {};
   parsec_3_1_1   = callPackage ../development/libraries/haskell/parsec/3.1.1.nix {};
   parsec_3_1_2   = callPackage ../development/libraries/haskell/parsec/3.1.2.nix {};
+  parsec_3_1_3   = callPackage ../development/libraries/haskell/parsec/3.1.3.nix {};
   parsec2 = self.parsec_2_1_0_1;
-  parsec3 = self.parsec_3_1_2;
+  parsec3 = self.parsec_3_1_3;
   parsec  = self.parsec3;
 
   parsimony = callPackage ../development/libraries/haskell/parsimony {};