diff --git a/src/js/plugins/ads.js b/src/js/plugins/ads.js
index 5d9406d1..515c4b97 100644
--- a/src/js/plugins/ads.js
+++ b/src/js/plugins/ads.js
@@ -213,8 +213,8 @@ class Ads {
       request.setAdWillPlayMuted(!this.player.muted);
 
       this.loader.requestAds(request);
-    } catch (e) {
-      this.onAdError(e);
+    } catch (error) {
+      this.onAdError(error);
     }
   };
 
diff --git a/src/js/plyr.js b/src/js/plyr.js
index 696acca5..1f01f9a2 100644
--- a/src/js/plyr.js
+++ b/src/js/plyr.js
@@ -72,7 +72,7 @@ class Plyr {
       (() => {
         try {
           return JSON.parse(this.media.getAttribute('data-plyr-config'));
-        } catch (e) {
+        } catch (_) {
           return {};
         }
       })(),
diff --git a/src/js/storage.js b/src/js/storage.js
index b425f63e..6ba3b239 100644
--- a/src/js/storage.js
+++ b/src/js/storage.js
@@ -26,7 +26,7 @@ class Storage {
       window.localStorage.removeItem(test);
 
       return true;
-    } catch (e) {
+    } catch (_) {
       return false;
     }
   }
diff --git a/src/js/support.js b/src/js/support.js
index 99900210..9b5d2aa0 100644
--- a/src/js/support.js
+++ b/src/js/support.js
@@ -88,7 +88,7 @@ const support = {
 
     try {
       return Boolean(type && this.media.canPlayType(type).replace(/no/, ''));
-    } catch (e) {
+    } catch (_) {
       return false;
     }
   },
diff --git a/src/js/ui.js b/src/js/ui.js
index 9da2c781..b674c70d 100644
--- a/src/js/ui.js
+++ b/src/js/ui.js
@@ -184,13 +184,13 @@ const ui = {
         .call(this)
         // Load image
         .then(() => loadImage(poster))
-        .catch((err) => {
+        .catch((error) => {
           // Hide poster on error unless it's been set by another call
           if (poster === this.poster) {
             ui.togglePoster.call(this, false);
           }
           // Rethrow
-          throw err;
+          throw error;
         })
         .then(() => {
           // Prevent race conditions
diff --git a/src/js/utils/animation.js b/src/js/utils/animation.js
index b4ccf268..8cb37895 100644
--- a/src/js/utils/animation.js
+++ b/src/js/utils/animation.js
@@ -31,7 +31,7 @@ export function repaint(element, delay) {
 
       // eslint-disable-next-line no-param-reassign
       element.hidden = false;
-    } catch (e) {
+    } catch (_) {
       // Do nothing
     }
   }, delay);
diff --git a/src/js/utils/events.js b/src/js/utils/events.js
index 287129f1..d1c104ee 100644
--- a/src/js/utils/events.js
+++ b/src/js/utils/events.js
@@ -19,7 +19,7 @@ const supportsPassiveListeners = (() => {
     });
     window.addEventListener('test', null, options);
     window.removeEventListener('test', null, options);
-  } catch (e) {
+  } catch (_) {
     // Do nothing
   }
 
diff --git a/src/js/utils/fetch.js b/src/js/utils/fetch.js
index ef695193..1d0791ea 100644
--- a/src/js/utils/fetch.js
+++ b/src/js/utils/fetch.js
@@ -17,7 +17,7 @@ export default function fetch(url, responseType = 'text') {
         if (responseType === 'text') {
           try {
             resolve(JSON.parse(request.responseText));
-          } catch (e) {
+          } catch (_) {
             resolve(request.responseText);
           }
         } else {
@@ -35,8 +35,8 @@ export default function fetch(url, responseType = 'text') {
       request.responseType = responseType;
 
       request.send();
-    } catch (e) {
-      reject(e);
+    } catch (error) {
+      reject(error);
     }
   });
 }
diff --git a/src/js/utils/is.js b/src/js/utils/is.js
index 28f0c1a4..38317e3f 100644
--- a/src/js/utils/is.js
+++ b/src/js/utils/is.js
@@ -51,7 +51,7 @@ const isUrl = (input) => {
 
   try {
     return !isEmpty(new URL(string).hostname);
-  } catch (e) {
+  } catch (_) {
     return false;
   }
 };
diff --git a/src/js/utils/urls.js b/src/js/utils/urls.js
index ba264511..e0779dec 100644
--- a/src/js/utils/urls.js
+++ b/src/js/utils/urls.js
@@ -20,7 +20,7 @@ export function parseUrl(input, safe = true) {
 
   try {
     return new URL(url);
-  } catch (e) {
+  } catch (_) {
     return null;
   }
 }