diff --git a/app/src/androidTest/java/io/legado/app/AndroidJsTest.kt b/app/src/androidTest/java/io/legado/app/AndroidJsTest.kt
index dfff5b529..3f75daddb 100644
--- a/app/src/androidTest/java/io/legado/app/AndroidJsTest.kt
+++ b/app/src/androidTest/java/io/legado/app/AndroidJsTest.kt
@@ -43,9 +43,11 @@ class AndroidJsTest {
             returnData.getErrorMsg()
         """.trimIndent()
         val result1 = RhinoScriptEngine.eval(js1)
-        Assert.assertEquals(result1, "未知错误,请联系开发者!").let {
-
-        }
+        Assert.assertEquals(result1, "未知错误,请联系开发者!")
+        val js2 = """
+            let intent = new android.content.Intent(android.content.Intent.ACTION_VIEW)
+        """.trimIndent()
+        RhinoScriptEngine.eval(js2)
     }
 
     @Test
diff --git a/modules/rhino1.7.3/src/main/java/com/script/rhino/RhinoClassShutter.kt b/modules/rhino1.7.3/src/main/java/com/script/rhino/RhinoClassShutter.kt
index 05c9f7218..657d18f87 100644
--- a/modules/rhino1.7.3/src/main/java/com/script/rhino/RhinoClassShutter.kt
+++ b/modules/rhino1.7.3/src/main/java/com/script/rhino/RhinoClassShutter.kt
@@ -38,6 +38,7 @@ object RhinoClassShutter : ClassShutter {
 
     private val protectedClasses by lazy {
         val protectedClasses = HashMap<Any, Any>()
+        protectedClasses["java.lang.Class"] = true
         protectedClasses["java.lang.Runtime"] = true
         protectedClasses["java.io.File"] = true
         protectedClasses["java.security.AccessController"] = true
diff --git a/modules/rhino1.7.4/src/main/java/com/script/rhino/RhinoClassShutter.kt b/modules/rhino1.7.4/src/main/java/com/script/rhino/RhinoClassShutter.kt
index 8baa318ac..af4800d07 100644
--- a/modules/rhino1.7.4/src/main/java/com/script/rhino/RhinoClassShutter.kt
+++ b/modules/rhino1.7.4/src/main/java/com/script/rhino/RhinoClassShutter.kt
@@ -38,6 +38,7 @@ object RhinoClassShutter : ClassShutter {
 
     private val protectedClasses by lazy {
         val protectedClasses = HashMap<Any, Any>()
+        protectedClasses["java.lang.Class"] = true
         protectedClasses["java.lang.Runtime"] = true
         protectedClasses["java.io.File"] = true
         protectedClasses["java.security.AccessController"] = true