diff --git a/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/settings/model/ACSettingEntry.java b/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/settings/model/ACSettingEntry.java
index 440f96ba7c6..0d561fb72ac 100644
--- a/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/settings/model/ACSettingEntry.java
+++ b/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/settings/model/ACSettingEntry.java
@@ -83,7 +83,7 @@ public abstract class ACSettingEntry implements ICSettingEntry {
 	}
 	
 	protected int getByNameMatchFlags(){
-		return (fFlags & (~ (BUILTIN | READONLY)));
+		return (fFlags & (~ (BUILTIN | READONLY | RESOLVED)));
 	}
 
 	public final boolean equalsByName(ICSettingEntry entry) {