diff --git a/src/main/java/com/sk89q/worldguard/bukkit/listener/RegionProtectionListener.java b/src/main/java/com/sk89q/worldguard/bukkit/listener/RegionProtectionListener.java
index e97c5de2..77829847 100644
--- a/src/main/java/com/sk89q/worldguard/bukkit/listener/RegionProtectionListener.java
+++ b/src/main/java/com/sk89q/worldguard/bukkit/listener/RegionProtectionListener.java
@@ -422,7 +422,7 @@ public void onDamageEntity(DamageEntityEvent event) {
         String what;
 
         /* Hostile / ambient mob override */
-        if (isWhitelistedEntity(event.getEntity()) || (rootCause instanceof Entity && isWhitelistedEntity((Entity) rootCause))) {
+        if (Entities.isHostile(event.getEntity()) || Entities.isAmbient(event.getEntity())) {
             canDamage = event.getRelevantFlags().isEmpty() || query.testState(target, associable, combine(event));
             what = "hit that";