diff --git a/core/org.eclipse.cdt.core/model/org/eclipse/cdt/internal/core/model/Binary.java b/core/org.eclipse.cdt.core/model/org/eclipse/cdt/internal/core/model/Binary.java
index a06e99d2c20..075bd7e3e63 100644
--- a/core/org.eclipse.cdt.core/model/org/eclipse/cdt/internal/core/model/Binary.java
+++ b/core/org.eclipse.cdt.core/model/org/eclipse/cdt/internal/core/model/Binary.java
@@ -460,7 +460,7 @@ public class Binary extends Openable implements IBinary {
 		bufManager.addBuffer(buffer);
 		
 		// listen to buffer changes
-		// buffer.addBufferChangedListener(this);
+		buffer.addBufferChangedListener(this);
 		
 		return buffer;
 	}