diff --git a/videojs.persistvolume.js b/videojs.persistvolume.js
index 8e587e4..593961e 100644
--- a/videojs.persistvolume.js
+++ b/videojs.persistvolume.js
@@ -94,6 +94,6 @@
     }
   };
 
-  vjs.plugin("persistVolume", volumePersister);
+  vjs.plugin("persistvolume", volumePersister);
 
 })(window, document, videojs);