diff --git a/pkgs/development/python-modules/numpy.nix b/pkgs/development/python-modules/numpy.nix
index 14504d925438..16c919eb4b2e 100644
--- a/pkgs/development/python-modules/numpy.nix
+++ b/pkgs/development/python-modules/numpy.nix
@@ -39,15 +39,18 @@ in buildPythonPackage (args // rec {
     runHook postCheck
   '';
 
+  postInstall = ''
+    ln -s $out/bin/f2py* $out/bin/f2py
+  '';
+
   passthru = {
     blas = blas;
   };
 
-  # The large file support test is disabled because it takes forever
-  # and can cause the machine to run out of disk space when run.
-  prePatch = ''
-    sed -i 's/test_large_file_support/donttest/' numpy/lib/tests/test_format.py
-  '';
+  # Disable two tests
+  # - test_f2py: f2py isn't yet on path.
+  # - test_large_file_support: takes a long time and can cause the machine to run out of disk space
+  NOSE_EXCLUDE="test_f2py,test_large_file_support";
 
   meta = {
     description = "Scientific tools for Python";
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 411b1bea3e4b..0a8189099013 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -16073,10 +16073,10 @@ in {
   };
 
   numpy_1_11 = self.buildNumpyPackage rec {
-    version = "1.11.2";
+    version = "1.11.3";
     src = pkgs.fetchurl {
-      url = "mirror://pypi/n/numpy/numpy-${version}.tar.gz";
-      sha256 = "04db2fbd64e2e7c68e740b14402b25af51418fc43a59d9e54172b38b906b0f69";
+      url = "mirror://pypi/n/numpy/numpy-${version}.zip";
+      sha256 = "2e0fc5248246a64628656fe14fcab0a959741a2820e003bd15538226501b82f7";
     };
   };