diff --git a/plugins/inventory/gcp_compute.py b/plugins/inventory/gcp_compute.py
index 9250c29..cd7cd69 100644
--- a/plugins/inventory/gcp_compute.py
+++ b/plugins/inventory/gcp_compute.py
@@ -55,7 +55,6 @@ DOCUMENTATION = '''
         service_account_file:
             description:
                 - The path of a Service Account JSON file if serviceaccount is selected as type.
-            required: True
             type: path
             env:
                 - name: GCE_CREDENTIALS_FILE_PATH