diff --git a/media/jni/audioeffect/android_media_Visualizer.cpp b/media/jni/audioeffect/android_media_Visualizer.cpp
index 57cafd4..27b28ee 100644
--- a/media/jni/audioeffect/android_media_Visualizer.cpp
+++ b/media/jni/audioeffect/android_media_Visualizer.cpp
@@ -131,6 +131,7 @@
                 samplingrate,
                 0,
                 jArray);
+            env->DeleteLocalRef(jArray);
         }
     }