diff --git a/helm_sdkpy/_ffi.py b/helm_sdkpy/_ffi.py
index 55d942b..68e0bdc 100644
--- a/helm_sdkpy/_ffi.py
+++ b/helm_sdkpy/_ffi.py
@@ -40,7 +40,7 @@
     int helm_sdkpy_upgrade(helm_sdkpy_handle handle, const char *release_name, const char *chart_path, const char *values_json, const char *version, char **result_json);
 
     // Uninstall action
-    int helm_sdkpy_uninstall(helm_sdkpy_handle handle, const char *release_name, int wait, int timeout_seconds, int skip_schema_validation, char **result_json);
+    int helm_sdkpy_uninstall(helm_sdkpy_handle handle, const char *release_name, int wait, int timeout_seconds, char **result_json);
 
     // List action
     int helm_sdkpy_list(helm_sdkpy_handle handle, int all, char **result_json);
diff --git a/helm_sdkpy/actions.py b/helm_sdkpy/actions.py
index b48675b..34b846c 100644
--- a/helm_sdkpy/actions.py
+++ b/helm_sdkpy/actions.py
@@ -376,7 +376,6 @@ def _uninstall():
                 name_cstr,
                 1 if wait else 0,
                 timeout,
-                0,  # skip_schema_validation - not needed for uninstall
                 result_json,
             )