diff --git a/pkgs/development/python-modules/pycrdt/Cargo.lock b/pkgs/development/python-modules/pycrdt/Cargo.lock
index 11e2f832d14c..4cfd8c41c19c 100644
--- a/pkgs/development/python-modules/pycrdt/Cargo.lock
+++ b/pkgs/development/python-modules/pycrdt/Cargo.lock
@@ -247,7 +247,7 @@ dependencies = [
 
 [[package]]
 name = "pycrdt"
-version = "0.9.15"
+version = "0.9.16"
 dependencies = [
  "pyo3",
  "yrs",
diff --git a/pkgs/development/python-modules/pycrdt/default.nix b/pkgs/development/python-modules/pycrdt/default.nix
index 56fef5666e9e..952052246a4a 100644
--- a/pkgs/development/python-modules/pycrdt/default.nix
+++ b/pkgs/development/python-modules/pycrdt/default.nix
@@ -23,14 +23,14 @@
 
 buildPythonPackage rec {
   pname = "pycrdt";
-  version = "0.9.15";
+  version = "0.9.16";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "jupyter-server";
     repo = "pycrdt";
     rev = "refs/tags/v${version}";
-    hash = "sha256-iaFpBD07l1WlC5FNzFxxF5gJS59yAyPmEn/NZg5U0AQ=";
+    hash = "sha256-AO5KGBG4I+D5q/VSifzmg0ImAujR1ol9zGU4Y61fImc=";
   };
 
   postPatch = ''