diff --git a/src/components/PlaylistPage.vue b/src/components/PlaylistPage.vue
index fac2c420..42802c9f 100644
--- a/src/components/PlaylistPage.vue
+++ b/src/components/PlaylistPage.vue
@@ -88,7 +88,7 @@ export default {
                 },
             }).then(json => {
                 if (json.error) alert(json.error);
-                else if (json.filter(playlist => playlist.id === playlistId).length > 0) this.admin = true;
+                else if (json.some(playlist => playlist.id === playlistId)) this.admin = true;
             });
         this.isPlaylistBookmarked();
     },
diff --git a/src/components/PreferencesPage.vue b/src/components/PreferencesPage.vue
index 65a381f7..060bc427 100644
--- a/src/components/PreferencesPage.vue
+++ b/src/components/PreferencesPage.vue
@@ -425,7 +425,7 @@ export default {
 
         this.fetchJson("https://piped-instances.kavin.rocks/").then(resp => {
             this.instances = resp;
-            if (this.instances.filter(instance => instance.api_url == this.apiUrl()).length == 0)
+            if (!this.instances.some(instance => instance.api_url == this.apiUrl()))
                 this.instances.push({
                     name: "Custom Instance",
                     api_url: this.apiUrl(),
diff --git a/src/components/VideoPlayer.vue b/src/components/VideoPlayer.vue
index 5464bac9..0b765342 100644
--- a/src/components/VideoPlayer.vue
+++ b/src/components/VideoPlayer.vue
@@ -320,7 +320,7 @@ export default {
                 uri = this.video.hls;
                 mime = "application/x-mpegURL";
             } else {
-                uri = this.video.videoStreams.filter(stream => stream.codec == null).slice(-1)[0].url;
+                uri = this.video.videoStreams.findLast(stream => stream.codec == null).url;
                 mime = "video/mp4";
             }