diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/includes/IncludeOrganizer.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/includes/IncludeOrganizer.java
index 69121899d38..072a9b4a3b4 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/includes/IncludeOrganizer.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/includes/IncludeOrganizer.java
@@ -239,7 +239,7 @@ public class IncludeOrganizer {
 				String name = new String(include.getName().getSimpleID());
 				IncludeInfo includeInfo = new IncludeInfo(name, include.isSystemInclude());
 				String path = include.getPath();
-				IPath header = path.isEmpty() ? null : Path.fromPortableString(path);
+				IPath header = path.isEmpty() ? null : Path.fromOSString(path);
 				IncludeGroupStyle style =
 						header != null ? getIncludeStyle(header) : getIncludeStyle(includeInfo);
 				IncludePrototype prototype = new IncludePrototype(include, header, includeInfo, style);