diff --git a/debug/org.eclipse.cdt.debug.mi.core/src/org/eclipse/cdt/debug/mi/core/command/CygwinMIEnvironmentDirectory.java b/debug/org.eclipse.cdt.debug.mi.core/src/org/eclipse/cdt/debug/mi/core/command/CygwinMIEnvironmentDirectory.java
index 571c7ea71eb..ddccb06f4a9 100644
--- a/debug/org.eclipse.cdt.debug.mi.core/src/org/eclipse/cdt/debug/mi/core/command/CygwinMIEnvironmentDirectory.java
+++ b/debug/org.eclipse.cdt.debug.mi.core/src/org/eclipse/cdt/debug/mi/core/command/CygwinMIEnvironmentDirectory.java
@@ -31,7 +31,7 @@ public class CygwinMIEnvironmentDirectory extends MIEnvironmentDirectory {
 
 			launcher.execute(
 				new Path("cygpath"),
-				new String[] { paths[i] },
+				new String[] { "-u", paths[i] },
 				new String[0],
 				new Path("."));
 			if (launcher.waitAndRead(output, output) != CommandLauncher.OK)