diff --git a/tools/cooja/java/org/contikios/cooja/contikimote/interfaces/ContikiRadio.java b/tools/cooja/java/org/contikios/cooja/contikimote/interfaces/ContikiRadio.java
index 9e9ebb691..ebe24e52a 100644
--- a/tools/cooja/java/org/contikios/cooja/contikimote/interfaces/ContikiRadio.java
+++ b/tools/cooja/java/org/contikios/cooja/contikimote/interfaces/ContikiRadio.java
@@ -252,7 +252,7 @@ public class ContikiRadio extends Radio implements ContikiMoteInterface, PolledA
 
   /** Set LQI to a value between 0 and 255.
    * 
-   * @see se.sics.cooja.interfaces.Radio#setLQI(int)
+   * @see org.contikios.cooja.interfaces.Radio#setLQI(int)
    */
   public void setLQI(int lqi){
     if(lqi<0) {
diff --git a/tools/cooja/java/org/contikios/cooja/radiomediums/DirectedGraphMedium.java b/tools/cooja/java/org/contikios/cooja/radiomediums/DirectedGraphMedium.java
index c9bac3f0d..48d90a0f8 100644
--- a/tools/cooja/java/org/contikios/cooja/radiomediums/DirectedGraphMedium.java
+++ b/tools/cooja/java/org/contikios/cooja/radiomediums/DirectedGraphMedium.java
@@ -380,6 +380,9 @@ public void simulationFinishedLoading() {
               if (destClassName == null || destClassName.isEmpty()) {
                 continue;
               }
+              /* Backwards compatibility: se.sics -> org.contikios */
+              destClassName = destClassName.replaceFirst("^se\\.sics", "org.contikios");
+              
               Class<? extends DGRMDestinationRadio> destClass =
                 simulation.getCooja().tryLoadClass(this, DGRMDestinationRadio.class, destClassName);
               if (destClass == null) {