diff --git a/include/media/Visualizer.h b/include/media/Visualizer.h
index 6167dd6..b92f816 100644
--- a/include/media/Visualizer.h
+++ b/include/media/Visualizer.h
@@ -65,7 +65,8 @@
     /* Constructor.
      * See AudioEffect constructor for details on parameters.
      */
-                        Visualizer(int32_t priority = 0,
+                        Visualizer(const String16& opPackageName,
+                                   int32_t priority = 0,
                                    effect_callback_t cbf = NULL,
                                    void* user = NULL,
                                    int sessionId = 0);