diff --git a/src/alpine_bits_python/alpinebits_server.py b/src/alpine_bits_python/alpinebits_server.py
index 08cc5f4..c7002af 100644
--- a/src/alpine_bits_python/alpinebits_server.py
+++ b/src/alpine_bits_python/alpinebits_server.py
@@ -435,7 +435,7 @@ class AlpineBitsServer:
                 HttpStatusCode.BAD_REQUEST
             )
         
-        action_instance = self._action_instances[capability_name]
+        action_instance: AlpineBitsAction = self._action_instances[capability_name]
         
         # Check if the action supports the requested version
         if not await action_instance.check_version_supported(version_enum):