diff --git a/mmv1/third_party/terraform/services/container/resource_container_cluster_test.go.erb b/mmv1/third_party/terraform/services/container/resource_container_cluster_test.go.erb
index a542384379f6..3699a6ba9662 100644
--- a/mmv1/third_party/terraform/services/container/resource_container_cluster_test.go.erb
+++ b/mmv1/third_party/terraform/services/container/resource_container_cluster_test.go.erb
@@ -4230,7 +4230,7 @@ func TestAccContainerCluster_withGatewayApiConfig(t *testing.T) {
 		Steps: []resource.TestStep{
 			{
 				Config: testAccContainerCluster_withGatewayApiConfig(clusterName, "CANARY", networkName, subnetworkName),
-				ExpectError: regexp.MustCompile(`expected gateway_api_config\.0\.channel to be one of \[CHANNEL_DISABLED CHANNEL_EXPERIMENTAL CHANNEL_STANDARD\], got CANARY`),
+				ExpectError: regexp.MustCompile(`expected gateway_api_config\.0\.channel to be one of [^,]+, got CANARY`),
 			},
 			{
 				Config: testAccContainerCluster_withGatewayApiConfig(clusterName, "CHANNEL_DISABLED", networkName, subnetworkName),