diff --git a/dongtai-core/src/main/java/io/dongtai/iast/core/bytecode/enhance/plugin/PluginRegister.java b/dongtai-core/src/main/java/io/dongtai/iast/core/bytecode/enhance/plugin/PluginRegister.java
index 41410478e..fe4ce1a33 100644
--- a/dongtai-core/src/main/java/io/dongtai/iast/core/bytecode/enhance/plugin/PluginRegister.java
+++ b/dongtai-core/src/main/java/io/dongtai/iast/core/bytecode/enhance/plugin/PluginRegister.java
@@ -73,7 +73,8 @@ public ClassVisitor initial(ClassVisitor classVisitor, ClassContext context, Pol
      */
     public static boolean isPluginDisable(String pluginName) {
         // 现在插件比较少，O(n)性能损耗能够接受
-        return PropertyUtils.getDisabledPlugins().contains(pluginName);
+        List<String> l = PropertyUtils.getDisabledPlugins();
+        return l != null && PropertyUtils.getDisabledPlugins().contains(pluginName);
     }
 
 }