diff --git a/pkgs/development/python-modules/jupyterlab_server/default.nix b/pkgs/development/python-modules/jupyterlab_server/default.nix
index e3693b450d76..3c9636ed7524 100644
--- a/pkgs/development/python-modules/jupyterlab_server/default.nix
+++ b/pkgs/development/python-modules/jupyterlab_server/default.nix
@@ -17,12 +17,12 @@
 
 buildPythonPackage rec {
   pname = "jupyterlab_server";
-  version = "2.12.0";
+  version = "2.15.0";
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-AOD0tMOZ9Vk4Mj6hDPktkVKI/hJ1PjXRBp9soItyq78=";
+    sha256 = "sha256-qRxRXg55caj3w8mDS3SIV/faxQL5NgS/KDmHmR/Zh+8=";
   };
 
   postPatch = ''