diff --git a/src/python/pants/backend/google_cloud_function/python/target_types.py b/src/python/pants/backend/google_cloud_function/python/target_types.py
index 62b2d9a622b..1b665a41619 100644
--- a/src/python/pants/backend/google_cloud_function/python/target_types.py
+++ b/src/python/pants/backend/google_cloud_function/python/target_types.py
@@ -201,6 +201,7 @@ class PythonGoogleCloudFunctionRuntimes(Enum):
     PYTHON_37 = "python37"
     PYTHON_38 = "python38"
     PYTHON_39 = "python39"
+    PYTHON_310 = "python310"
 
 
 class PythonGoogleCloudFunctionRuntime(StringField):