diff --git a/src/main/java/com/googlesource/gerrit/plugins/serviceuser/ServiceUserResolver.java b/src/main/java/com/googlesource/gerrit/plugins/serviceuser/ServiceUserResolver.java
index 9a4a81f..9a0a851 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/serviceuser/ServiceUserResolver.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/serviceuser/ServiceUserResolver.java
@@ -109,11 +109,6 @@
             }
 
             @Override
-            public Collection<AccountProjectWatch> getNotificationFilters() {
-              return null;
-            }
-
-            @Override
             public GroupMembership getEffectiveGroups() {
               return new GroupMembership() {
                 @Override