diff --git a/main.go b/main.go
index b472780a..aef0d002 100644
--- a/main.go
+++ b/main.go
@@ -255,6 +255,7 @@ func validateParams() {
 	// Allow environment variables to overwrite args
 	awsAccountIDEnv := os.Getenv("awsaccount")
 	awsRegionEnv := os.Getenv("awsregion")
+	gcrURLEnv := os.Getenv("gcrurl")
 
 	if len(awsRegionEnv) > 0 {
 		argAWSRegion = &awsRegionEnv
@@ -263,6 +264,10 @@ func validateParams() {
 	if len(awsAccountIDEnv) > 0 {
 		awsAccountID = awsAccountIDEnv
 	}
+
+	if len(gcrURLEnv) > 0 {
+		argGCRURL = &gcrURLEnv
+	}
 }
 
 func handler(c *controller, ns *v1.Namespace) error {
diff --git a/main_test.go b/main_test.go
index 3085d7fa..a6481771 100644
--- a/main_test.go
+++ b/main_test.go
@@ -633,6 +633,15 @@ func TestAwsRegionFromEnv(t *testing.T) {
 	assert.Equal(t, expectedRegion, *argAWSRegion)
 }
 
+func TestGcrURLFromEnv(t *testing.T) {
+	expectedURL := "http://test.me"
+
+	os.Setenv("gcrurl", "http://test.me")
+	validateParams()
+
+	assert.Equal(t, expectedURL, *argGCRURL)
+}
+
 func TestFailingGcrPassingEcrStillSucceeds(t *testing.T) {
 	util := newKubeUtil()
 	ecrClient := newFakeEcrClient()