diff --git a/pkgs/development/python-modules/nbval/default.nix b/pkgs/development/python-modules/nbval/default.nix
index 860142f1e94..812f68d5c4e 100644
--- a/pkgs/development/python-modules/nbval/default.nix
+++ b/pkgs/development/python-modules/nbval/default.nix
@@ -15,11 +15,11 @@
 
 buildPythonPackage rec {
   pname = "nbval";
-  version = "0.9.2";
+  version = "0.9.3";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0g8xl4158ngyhiynrkk72jpawnk4isznbijz0w085g269fps0vp2";
+    sha256 = "0613drjl740ppam3spm4b8mdcwwvl1lfmqy3vkgznbvzfxfpb3zj";
   };
 
   checkInputs = [