diff --git a/rs/java/android/renderscript/Script.java b/rs/java/android/renderscript/Script.java
index 13d5fcd..d0d9a11 100644
--- a/rs/java/android/renderscript/Script.java
+++ b/rs/java/android/renderscript/Script.java
@@ -41,7 +41,6 @@
             mScript = s;
             mSlot = slot;
             mSig = sig;
-            guard.open("destroy");
         }
     }
 
@@ -119,7 +118,6 @@
             super(id, rs);
             mScript = s;
             mSlot = slot;
-            guard.open("destroy");
         }
     }