diff --git a/pkgs/development/python-modules/widgetsnbextension/default.nix b/pkgs/development/python-modules/widgetsnbextension/default.nix
index bd82e62a5e32..c0a6665a41ce 100644
--- a/pkgs/development/python-modules/widgetsnbextension/default.nix
+++ b/pkgs/development/python-modules/widgetsnbextension/default.nix
@@ -8,12 +8,12 @@
 
 buildPythonPackage rec {
   pname = "widgetsnbextension";
-  version = "4.0.10";
+  version = "4.0.11";
   pyproject = true;
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-ZBlsX/O5qRg6jmmaQif7C3AC8lLIFAmOZsTRzQZEaI8=";
+    hash = "sha256-iyKo8ZEL/RiOWW/n/AXcvYfoEMikugEL2z2oZjc5hHQ=";
   };
 
   nativeBuildInputs = [ jupyter-packaging ];