diff --git a/src/main/java/com/projectswg/holocore/resources/support/data/collections/SWGSet.java b/src/main/java/com/projectswg/holocore/resources/support/data/collections/SWGSet.java
index efc160b8a..848ecd6ca 100644
--- a/src/main/java/com/projectswg/holocore/resources/support/data/collections/SWGSet.java
+++ b/src/main/java/com/projectswg/holocore/resources/support/data/collections/SWGSet.java
@@ -99,6 +99,17 @@ public class SWGSet<E> extends CopyOnWriteArraySet<E> implements Encodable {
 		return true;
 	}
 	
+	@Override
+	public boolean addAll(Collection<? extends E> c) {
+		boolean changed = false;
+		
+		for (E e : c) {
+			changed |= add(e);
+		}
+		
+		return changed;
+	}
+	
 	@Override
 	public boolean remove(Object o) {
 		if (!super.remove(o))