diff --git a/ScenamaticaScenarioEngine/src/main/java/org/kunlab/scenamatica/scenario/engine/ScenarioEngineImpl.java b/ScenamaticaScenarioEngine/src/main/java/org/kunlab/scenamatica/scenario/engine/ScenarioEngineImpl.java
index c9ac117d7..92c7035ca 100644
--- a/ScenamaticaScenarioEngine/src/main/java/org/kunlab/scenamatica/scenario/engine/ScenarioEngineImpl.java
+++ b/ScenamaticaScenarioEngine/src/main/java/org/kunlab/scenamatica/scenario/engine/ScenarioEngineImpl.java
@@ -197,6 +197,7 @@ private void cleanUp()
 
         this.executor = null;
         this.ranBy = null;
+        this.context = null;
         this.state = ScenarioState.STAND_BY;
     }