diff --git a/11 - Custom Video Player/index.html b/11 - Custom Video Player/index.html
index fe2b55b394..281a15eaa8 100644
--- a/11 - Custom Video Player/index.html	
+++ b/11 - Custom Video Player/index.html	
@@ -15,7 +15,7 @@
         <div class="progress__filled"></div>
        </div>
        <button class="player__button toggle" title="Toggle Play">►</button>
-       <input type="range" name="volume" class="player__slider" min=0 max="1" step="0.05" value="1">
+       <input type="range" name="volume" class="player__slider" min="0" max="1" step="0.05" value="1">
        <input type="range" name="playbackRate" class="player__slider" min="0.5" max="2" step="0.1" value="1">
        <button data-skip="-10" class="player__button">« 10s</button>
        <button data-skip="25" class="player__button">25s »</button>