diff --git a/resources/plugin.yml b/resources/plugin.yml
index fbb5690..fb7ab1c 100644
--- a/resources/plugin.yml
+++ b/resources/plugin.yml
@@ -1,7 +1,7 @@
 name: MobArena
 author: garbagemule
 main: com.garbagemule.MobArena.MobArena
-version: 0.94.4.74
+version: 0.94.4.75
 softdepend: [Spout,MultiVerse,XcraftGate,Towny,Heroes,MagicSpells,Vault]
 commands:
     ma:
diff --git a/src/com/garbagemule/MobArena/ArenaImpl.java b/src/com/garbagemule/MobArena/ArenaImpl.java
index 8c606b5..f172370 100644
--- a/src/com/garbagemule/MobArena/ArenaImpl.java
+++ b/src/com/garbagemule/MobArena/ArenaImpl.java
@@ -466,6 +466,9 @@ public class ArenaImpl implements Arena
         // Spawn pets (must happen after 'running = true;')
         spawnPets();
         
+        // Clear the classes in use map, as they're no longer needed
+        limitManager.clearClassesInUse();
+        
         // Start logging
         rewardManager.reset();
         if (logging)
diff --git a/src/com/garbagemule/MobArena/waves/MACreature.java b/src/com/garbagemule/MobArena/waves/MACreature.java
index 681f286..9cd8686 100644
--- a/src/com/garbagemule/MobArena/waves/MACreature.java
+++ b/src/com/garbagemule/MobArena/waves/MACreature.java
@@ -89,6 +89,7 @@ public enum MACreature
     
     public LivingEntity spawn(Arena arena, World world, Location loc) {
         LivingEntity e = world.spawnCreature(loc, type);
+        //TODO change this to: LivingEntity e = (LivingEntity) world.spawnEntity(loc, type);
         
         switch (this) {
             case SHEEP: