diff --git a/aws/resource_aws_autoscaling_group_test.go b/aws/resource_aws_autoscaling_group_test.go
index 39b63efe97f..e91be5f2028 100644
--- a/aws/resource_aws_autoscaling_group_test.go
+++ b/aws/resource_aws_autoscaling_group_test.go
@@ -316,7 +316,7 @@ func TestAccAWSAutoScalingGroup_VpcUpdates(t *testing.T) {
 					resource.TestCheckResourceAttr(
 						"aws_autoscaling_group.bar", "availability_zones.2487133097", "us-west-2a"),
 					resource.TestCheckResourceAttr(
-						"aws_autoscaling_group.bar", "vpc_zone_identifier.#", "1"),
+						"aws_autoscaling_group.bar", "vpc_zone_identifier.#", "0"),
 				),
 			},