diff --git a/pkgs/development/python-modules/temporalio/default.nix b/pkgs/development/python-modules/temporalio/default.nix
index 110d9a68b333..9e5ea1607fd5 100644
--- a/pkgs/development/python-modules/temporalio/default.nix
+++ b/pkgs/development/python-modules/temporalio/default.nix
@@ -19,7 +19,7 @@
 
 buildPythonPackage rec {
   pname = "temporalio";
-  version = "1.11.0";
+  version = "1.12.0";
   pyproject = true;
 
   disabled = pythonOlder "3.8";
@@ -28,7 +28,7 @@ buildPythonPackage rec {
     owner = "temporalio";
     repo = "sdk-python";
     rev = "refs/tags/${version}";
-    hash = "sha256-942EmFOAYUWq58MW2rIVhDK9dHkzi62fUdOudYP94hU=";
+    hash = "sha256-u74zbzYNVxMi0sdiPlBoEU+wAa24JmMksz7hGvraDeM=";
     fetchSubmodules = true;
   };
 
@@ -39,7 +39,7 @@ buildPythonPackage rec {
       src
       cargoRoot
       ;
-    hash = "sha256-9hP+zN6jcRmRhPmcZ4Zgp61IeS7gDPfsOvweAxKHnHM=";
+    hash = "sha256-OIapL1+g6gIgyVzdB68PuK2K2RIr01DSm/UbCdt9kNY=";
   };
 
   cargoRoot = "temporalio/bridge";