diff --git a/core/org.eclipse.cdt.core/src/org/eclipse/cdt/core/build/CBuildConfiguration.java b/core/org.eclipse.cdt.core/src/org/eclipse/cdt/core/build/CBuildConfiguration.java
index 1d3c2edf9ba..837b2042e3a 100644
--- a/core/org.eclipse.cdt.core/src/org/eclipse/cdt/core/build/CBuildConfiguration.java
+++ b/core/org.eclipse.cdt.core/src/org/eclipse/cdt/core/build/CBuildConfiguration.java
@@ -708,7 +708,7 @@ public abstract class CBuildConfiguration extends PlatformObject implements ICBu
 		for (int i = 0; i < macroFiles.length; ++i) {
 			macroFiles[i] = macroFileEntries[i].getFullMacroFilePath().toOSString();
 		}
-		return new ExtendedScannerInfo(symbolMap, includes, includeFiles, macroFiles);
+		return new ExtendedScannerInfo(symbolMap, includes, macroFiles, includeFiles);
 	}
 
 	@Override