diff --git a/bundles/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/TypedSet.java b/bundles/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/TypedSet.java
index c5581da..82a8c36 100644
--- a/bundles/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/TypedSet.java
+++ b/bundles/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/TypedSet.java
@@ -104,7 +104,7 @@
 
 		int i = 0;
 		for (Object element : wrappedSet) {
-			result[i] = componentType.cast(element);
+			result[i++] = componentType.cast(element);
 		}
 
 		return result;