diff --git a/builtin/providers/openstack/resource_openstack_compute_instance_v2.go b/builtin/providers/openstack/resource_openstack_compute_instance_v2.go
index fbc7a7dd7..0025e7f8a 100644
--- a/builtin/providers/openstack/resource_openstack_compute_instance_v2.go
+++ b/builtin/providers/openstack/resource_openstack_compute_instance_v2.go
@@ -781,5 +781,5 @@ func getFlavorID(client *gophercloud.ServiceClient, d *schema.ResourceData) (str
 			return "", fmt.Errorf("Found %d flavors matching %s", flavorCount, flavorName)
 		}
 	}
-	return "", fmt.Errorf("Neither an flavor ID nor an flavor name were able to be determined.")
+	return "", fmt.Errorf("Neither a flavor ID nor a flavor name were able to be determined.")
 }