diff --git a/src/main/java/org/myrobotlab/service/Runtime.java b/src/main/java/org/myrobotlab/service/Runtime.java
index d8abae8ed5..c831f0ea0f 100644
--- a/src/main/java/org/myrobotlab/service/Runtime.java
+++ b/src/main/java/org/myrobotlab/service/Runtime.java
@@ -4294,8 +4294,7 @@ public Plan getLocalPlan() {
    */
   static public void clearPlan() {
     Runtime runtime = Runtime.getInstance();
-    // fixes concurrent modification
-    runtime.masterPlan = new Plan("runtime");
+    runtime.masterPlan.clear();
     runtime.masterPlan.put("runtime", new RuntimeConfig());
     // unset config path
     runtime.configName = null;