diff --git a/core/org.eclipse.cdt.core/model/org/eclipse/cdt/internal/core/settings/model/CProjectDescriptionManager.java b/core/org.eclipse.cdt.core/model/org/eclipse/cdt/internal/core/settings/model/CProjectDescriptionManager.java
index ff79da4909e..b35a6e9d4c6 100644
--- a/core/org.eclipse.cdt.core/model/org/eclipse/cdt/internal/core/settings/model/CProjectDescriptionManager.java
+++ b/core/org.eclipse.cdt.core/model/org/eclipse/cdt/internal/core/settings/model/CProjectDescriptionManager.java
@@ -2461,7 +2461,7 @@ public class CProjectDescriptionManager implements ICProjectDescriptionManager {
 
 	@Override
 	public boolean isNewStyleProject(IProject project) {
-		return isNewStyleProject(getProjectDescription(project, false));
+		return isNewStyleProject(getProjectDescription(project, false, false));
 	}
 
 	@Override