diff --git a/clouddriver-google/src/main/groovy/com/netflix/spinnaker/clouddriver/google/model/loadbalancing/GoogleSessionAffinity.groovy b/clouddriver-google/src/main/groovy/com/netflix/spinnaker/clouddriver/google/model/loadbalancing/GoogleSessionAffinity.groovy
index 6884fe767af..9dea30bfe2d 100644
--- a/clouddriver-google/src/main/groovy/com/netflix/spinnaker/clouddriver/google/model/loadbalancing/GoogleSessionAffinity.groovy
+++ b/clouddriver-google/src/main/groovy/com/netflix/spinnaker/clouddriver/google/model/loadbalancing/GoogleSessionAffinity.groovy
@@ -23,5 +23,6 @@ enum GoogleSessionAffinity {
   CLIENT_IP_PROTO,
   GENERATED_COOKIE,
   HEADER_FIELD,
-  HTTP_COOKIE
+  HTTP_COOKIE,
+  STRONG_COOKIE_AFFINITY
 }