diff --git a/pkgs/development/python-modules/nbsmoke/default.nix b/pkgs/development/python-modules/nbsmoke/default.nix
index 8f263246893..b7ddf35caec 100644
--- a/pkgs/development/python-modules/nbsmoke/default.nix
+++ b/pkgs/development/python-modules/nbsmoke/default.nix
@@ -14,11 +14,11 @@
 
 buildPythonPackage rec {
   pname = "nbsmoke";
-  version = "0.4.1";
+  version = "0.5.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "06as8vh17m0nkp3fpkp42m990a5zjfl2iaa17da99ksh7886mjpc";
+    sha256 = "2400d7878e97714e822ab200a71fc71ede487e671f42b4b411745dba95f9cb32";
   };
 
   propagatedBuildInputs = [