diff --git a/dev/core/src/com/google/gwt/dev/util/JsniRef.java b/dev/core/src/com/google/gwt/dev/util/JsniRef.java
index c7b4dae..6ac2b17 100644
--- a/dev/core/src/com/google/gwt/dev/util/JsniRef.java
+++ b/dev/core/src/com/google/gwt/dev/util/JsniRef.java
@@ -24,7 +24,7 @@
 /**
  * A parsed Java reference from within a JSNI method.
  */
-public final class JsniRef {
+public class JsniRef {
 
   /**
    * A regex pattern for a Java reference in JSNI code. Its groups are: