diff --git a/clouddriver-google/src/main/groovy/com/netflix/spinnaker/clouddriver/google/model/GoogleDiskType.groovy b/clouddriver-google/src/main/groovy/com/netflix/spinnaker/clouddriver/google/model/GoogleDiskType.groovy
index 33e8292ffe..3aae196e36 100644
--- a/clouddriver-google/src/main/groovy/com/netflix/spinnaker/clouddriver/google/model/GoogleDiskType.groovy
+++ b/clouddriver-google/src/main/groovy/com/netflix/spinnaker/clouddriver/google/model/GoogleDiskType.groovy
@@ -18,6 +18,8 @@ package com.netflix.spinnaker.clouddriver.google.model
 
 public enum GoogleDiskType {
   PD_STANDARD("pd-standard", true),
+  PD_EXTREME("pd-extreme", true),    
+  PD_BALANCED("pd-balanced", true),    
   PD_SSD("pd-ssd", true),
   LOCAL_SSD("local-ssd", false),
   HYPERDISK_BALANCED("hyperdisk-balanced", true)