diff --git a/pkgs/development/python-modules/paramz/default.nix b/pkgs/development/python-modules/paramz/default.nix
index 718393b5e1e..f537b8d8e31 100644
--- a/pkgs/development/python-modules/paramz/default.nix
+++ b/pkgs/development/python-modules/paramz/default.nix
@@ -2,12 +2,12 @@
 
 buildPythonPackage rec {
   pname = "paramz";
-  version = "0.9.2";
+  version = "0.9.4";
   name  = "${pname}-${version}";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "7b38c2487602c423ac402214c3b3fa6bbe22b294e2f9e5f9f3842182e1541599";
+    sha256 = "179ca77a965e6e724217257793e3c8c022285ea2190a85e0826ac98dea316219";
   };
 
   propagatedBuildInputs = [ numpy scipy six decorator ];