diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
index 7e27769239..2c0065df40 100644
--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
@@ -8,6 +8,7 @@ import java.util.Map;
 
 import com.google.common.base.Function;
 import com.google.common.base.Functions;
+
 import net.minecraft.server.ChunkCoordinates;
 import net.minecraft.server.Container;
 import net.minecraft.server.DamageSource;
@@ -80,8 +81,6 @@ import org.bukkit.event.server.ServerListPingEvent;
 import org.bukkit.inventory.InventoryView;
 import org.bukkit.inventory.meta.BookMeta;
 
-import com.google.common.collect.ImmutableMap;
-
 public class CraftEventFactory {
     public static final DamageSource MELTING = CraftDamageSource.copyOf(DamageSource.BURN);
     public static final DamageSource POISON = CraftDamageSource.copyOf(DamageSource.MAGIC);
@@ -570,7 +569,14 @@ public class CraftEventFactory {
         if (entity instanceof EntityEnderCrystal && !(source instanceof EntityDamageSource)) {
             return false;
         }
-        EntityDamageEvent event = handleEntityDamageEvent(entity, source, new EnumMap<DamageModifier, Double>(ImmutableMap.of(DamageModifier.BASE, (double) damage)), null);
+
+        final EnumMap<DamageModifier, Double> modifiers = new EnumMap<DamageModifier, Double>(DamageModifier.class);
+        final EnumMap<DamageModifier, Function<? super Double, Double>> functions = new EnumMap(DamageModifier.class);
+
+        modifiers.put(DamageModifier.BASE, damage);
+        functions.put(DamageModifier.BASE, ZERO);
+
+        final EntityDamageEvent event = handleEntityDamageEvent(entity, source, modifiers, functions);
         if (event == null) {
             return false;
         }