diff --git a/cmd/drone-docker-gcr/main.go b/cmd/drone-docker-gcr/main.go
index b4bc5f8..cad17c8 100644
--- a/cmd/drone-docker-gcr/main.go
+++ b/cmd/drone-docker-gcr/main.go
@@ -19,7 +19,7 @@ func main() {
 			"PLUGIN_JSON_KEY",
 			"GCR_JSON_KEY",
 			"GOOGLE_CREDENTIALS",
-			"GOOGLE_APPLICATION_CREDENTIALS",
+			"TOKEN",
 		)
 	)