diff --git a/gcloud-java-storage/src/main/java/com/google/gcloud/storage/HttpMethod.java b/gcloud-java-storage/src/main/java/com/google/gcloud/storage/HttpMethod.java
index 9d7944140915..e2a4563316d3 100644
--- a/gcloud-java-storage/src/main/java/com/google/gcloud/storage/HttpMethod.java
+++ b/gcloud-java-storage/src/main/java/com/google/gcloud/storage/HttpMethod.java
@@ -20,5 +20,5 @@
  * Http method supported by Storage service.
  */
 public enum HttpMethod {
-  GET, HEAD, PUT, POST, DELETE
+  GET, HEAD, PUT, POST, DELETE, OPTIONS
 }