diff --git a/src/main/java/bukkit/org/scriptcraftjs/bukkit/ScriptCraftPlugin.java b/src/main/java/bukkit/org/scriptcraftjs/bukkit/ScriptCraftPlugin.java
index c9c5fa4f1..d65736910 100644
--- a/src/main/java/bukkit/org/scriptcraftjs/bukkit/ScriptCraftPlugin.java
+++ b/src/main/java/bukkit/org/scriptcraftjs/bukkit/ScriptCraftPlugin.java
@@ -27,7 +27,7 @@ public class ScriptCraftPlugin extends JavaPlugin
         ClassLoader previousClassLoader = currentThread.getContextClassLoader();
         currentThread.setContextClassLoader(getClassLoader());
         try {
-            ScriptEngineManager factory = new ScriptEngineManager();
+            ScriptEngineManager factory = new ScriptEngineManager(null);
             this.engine = factory.getEngineByName("JavaScript");
             if (this.engine == null) {
                 this.getLogger().severe(NO_JAVASCRIPT_MESSAGE);