diff --git a/awx/main/models/inventory.py b/awx/main/models/inventory.py
index 32b6ca9cf5..899851c49e 100644
--- a/awx/main/models/inventory.py
+++ b/awx/main/models/inventory.py
@@ -1897,7 +1897,7 @@ class gce(PluginFileInjector):
             service_account_file="creds.json",
             auth_kind="serviceaccount"
         )
-        if inventory_source.source_regions:
+        if inventory_source.source_regions and 'all' not in inventory_source.source_regions:
             ret['zones'] = inventory_source.source_regions.split(',')
         return ret