diff --git a/tools/cooja/java/se/sics/cooja/motes/ImportAppMoteType.java b/tools/cooja/java/se/sics/cooja/motes/ImportAppMoteType.java
index f88bc6507..8563ab528 100644
--- a/tools/cooja/java/se/sics/cooja/motes/ImportAppMoteType.java
+++ b/tools/cooja/java/se/sics/cooja/motes/ImportAppMoteType.java
@@ -77,7 +77,8 @@ public class ImportAppMoteType extends AbstractApplicationMoteType {
 
     if (moteClassPath != null) {
       Element element = new Element("motepath");
-      element.setText(simulation.getGUI().createPortablePath(moteClassPath).getPath());
+      File file = simulation.getGUI().createPortablePath(moteClassPath);
+      element.setText(file.getPath().replaceAll("\\\\", "/"));
       config.add(element);
     }