diff --git a/pkgs/development/python-modules/jupyterlab-server/default.nix b/pkgs/development/python-modules/jupyterlab-server/default.nix
index f295ce204ad2..059cb1c5ac52 100644
--- a/pkgs/development/python-modules/jupyterlab-server/default.nix
+++ b/pkgs/development/python-modules/jupyterlab-server/default.nix
@@ -21,7 +21,7 @@
 
 buildPythonPackage rec {
   pname = "jupyterlab-server";
-  version = "2.26.0";
+  version = "2.27.1";
   pyproject = true;
 
   disabled = pythonOlder "3.8";
@@ -29,7 +29,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "jupyterlab_server";
     inherit version;
-    hash = "sha256-mzupHPKDf38ST8o21j88qArOK+1ImKY91H5lmMGrAG8=";
+    hash = "sha256-CXtaxwm2dscoSsnF43PxGTClYfUs1ahuT8flqcioYx0=";
   };
 
   postPatch = ''