diff --git a/pkgs/development/python-modules/notebook/default.nix b/pkgs/development/python-modules/notebook/default.nix
index bfc5d8c60c1a..c7dc40d70791 100644
--- a/pkgs/development/python-modules/notebook/default.nix
+++ b/pkgs/development/python-modules/notebook/default.nix
@@ -27,12 +27,12 @@
 
 buildPythonPackage rec {
   pname = "notebook";
-  version = "6.2.0";
+  version = "6.3.0";
   disabled = !isPy3k;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0464b28e18e7a06cec37e6177546c2322739be07962dd13bf712bcb88361f013";
+    sha256 = "cbc9398d6c81473e9cdb891d2cae9c0d3718fca289dda6d26df5cb660fcadc7d";
   };
 
   LC_ALL = "en_US.utf8";