diff --git a/CHANGELOG.md b/CHANGELOG.md
index 63a0a0572..eaa93f32a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@ CHANGELOG
 
 ## HEAD (Unreleased)
 * @rutkat updated sliders to use keydown instead of keyup for more responsive key control ([view](https://github.com/videojs/video.js/pull/1616))
+* @toloudis fixed an issue with checking for an existing source on the video element ([view](https://github.com/videojs/video.js/pull/1651))
 
 --------------------
 
diff --git a/src/js/media/html5.js b/src/js/media/html5.js
index 9171defcb..b5821d59a 100644
--- a/src/js/media/html5.js
+++ b/src/js/media/html5.js
@@ -36,7 +36,7 @@ vjs.Html5 = vjs.MediaTechController.extend({
     // 1) Check if the source is new (if not, we want to keep the original so playback isn't interrupted)
     // 2) Check to see if the network state of the tag was failed at init, and if so, reset the source
     // anyway so the error gets fired.
-    if (source && (this.el_.currentSrc !== source.src) || (player.tag && player.tag.initNetworkState_ === 3)) {
+    if (source && ((this.el_.currentSrc !== source.src) || (player.tag && player.tag.initNetworkState_ === 3))) {
       this.el_.src = source.src;
     }