diff --git a/src/assets/javascripts/services.js b/src/assets/javascripts/services.js
index 5321b76..3481273 100644
--- a/src/assets/javascripts/services.js
+++ b/src/assets/javascripts/services.js
@@ -1,5 +1,6 @@
 import utils from "./utils.js"
 
+const isChrome = browser.runtime.getBrowserInfo === undefined
 window.browser = window.browser || window.chrome
 
 let config, options
@@ -807,7 +808,7 @@ async function copyRaw(url, test) {
 	const newUrl = await reverse(url)
 	if (newUrl) {
 		if (!test) {
-			if (window.browser) {
+			if (!isChrome) {
 				navigator.clipboard.writeText(newUrl)
 			} else {
 				var copyFrom = document.createElement("textarea");
diff --git a/src/pages/background/background.js b/src/pages/background/background.js
index b3c3a9a..6110e78 100644
--- a/src/pages/background/background.js
+++ b/src/pages/background/background.js
@@ -4,6 +4,7 @@ import generalHelper from "../../assets/javascripts/general.js"
 import utils from "../../assets/javascripts/utils.js"
 import servicesHelper from "../../assets/javascripts/services.js"
 
+const isChrome = browser.runtime.getBrowserInfo === undefined
 window.browser = window.browser || window.chrome
 
 browser.runtime.onInstalled.addListener(async details => {
@@ -139,7 +140,7 @@ browser.contextMenus.create({
 	contexts: ["link"],
 })
 
-if (window.browser) {
+if (!isChrome) {
 	browser.contextMenus.create({
 		id: "redirectBookmark",
 		title: 'Redirect',