diff --git a/src/app/pages/player/player.component.html b/src/app/pages/player/player.component.html
index 9a9d1751..c2f4ca83 100644
--- a/src/app/pages/player/player.component.html
+++ b/src/app/pages/player/player.component.html
@@ -49,7 +49,11 @@
 			<br />
 			Audio Codec:
 			<span>
-				{{this.item.audios[this.selectedAudio].codec}}
+				{{
+					this.selectedAudio != -1 && this.selectedAudio < this.item.audios.length
+						? this.item.audios[this.selectedAudio].codec
+						: "none"
+				}}
 				<i class="material-icons">{{this.supportList | supportedButton: "audio":this.selectedAudio}}</i>
 			</span>
 			<br />
diff --git a/src/app/pages/player/player.component.ts b/src/app/pages/player/player.component.ts
index 3597056a..c53be96f 100644
--- a/src/app/pages/player/player.component.ts
+++ b/src/app/pages/player/player.component.ts
@@ -96,7 +96,9 @@ export class SupportedButtonPipe implements PipeTransform
 			case "video":
 				return supports.videoCodec ? "check_circle" : "cancel";
 			case "audio":
-				return supports.audioCodec[audioIndex] ? "check_circle" : "cancel";
+				return (audioIndex >= supports.audioCodec.length || supports.audioCodec[audioIndex])
+					? "check_circle"
+					: "cancel";
 			default:
 				return "help";
 		}