diff --git a/src/drivers/webextension/js/content.js b/src/drivers/webextension/js/content.js
index 061830705..be07c97c0 100644
--- a/src/drivers/webextension/js/content.js
+++ b/src/drivers/webextension/js/content.js
@@ -27,7 +27,7 @@ if ( typeof browser !== 'undefined' && typeof document.body !== 'undefined' ) {
 
     script.onload = () => {
       const onMessage = event => {
-        if ( event.data.id !== 'js' ) {
+        if (event.data.id !== 'js') {
           return;
         }
 
@@ -41,7 +41,7 @@ if ( typeof browser !== 'undefined' && typeof document.body !== 'undefined' ) {
       addEventListener('message', onMessage);
 
       sendMessage('get_js_patterns', {}, response => {
-        if ( response ) {
+        if (response) {
           postMessage({
             id: 'patterns',
             patterns: response.patterns
@@ -59,7 +59,7 @@ if ( typeof browser !== 'undefined' && typeof document.body !== 'undefined' ) {
 }
 
 function sendMessage(id, subject, callback) {
-  ( chrome || browser ).runtime.sendMessage({
+  (chrome || browser).runtime.sendMessage({
     id,
     subject,
     source: 'content.js'
diff --git a/src/drivers/webextension/js/inject.js b/src/drivers/webextension/js/inject.js
index 7871cf76b..322c21374 100644
--- a/src/drivers/webextension/js/inject.js
+++ b/src/drivers/webextension/js/inject.js
@@ -5,10 +5,10 @@
 
       let value = properties.length ? window : null;
 
-      for ( let i = 0; i < properties.length; i ++ ) {
+      for (let i = 0; i < properties.length; i ++) {
         let property = properties[i];
 
-        if ( value && value.hasOwnProperty(property) ) {
+        if (value && value.hasOwnProperty(property)) {
           value = value[property];
         } else {
           value = null;
@@ -21,7 +21,7 @@
     };
 
     const onMessage = event => {
-      if ( event.data.id !== 'patterns' ) {
+      if (event.data.id !== 'patterns') {
         return;
       }
 
@@ -31,18 +31,18 @@
 
       const js = {};
 
-      for ( let appName in patterns ) {
-        if ( patterns.hasOwnProperty(appName) ) {
+      for (let appName in patterns) {
+        if (patterns.hasOwnProperty(appName)) {
           js[appName] = {};
 
-          for ( let chain in patterns[appName] ) {
-            if ( patterns[appName].hasOwnProperty(chain) ) {
+          for (let chain in patterns[appName]) {
+            if (patterns[appName].hasOwnProperty(chain)) {
               js[appName][chain] = {};
 
-              for ( let index in patterns[appName][chain] ) {
+              for (let index in patterns[appName][chain]) {
                 const value = detectJs(chain);
 
-                if ( value && patterns[appName][chain].hasOwnProperty(index) ) {
+                if (value && patterns[appName][chain].hasOwnProperty(index)) {
                   js[appName][chain][index] = value;
                 }
               }
diff --git a/src/drivers/webextension/manifest.json b/src/drivers/webextension/manifest.json
index 5faa84c71..998b613ec 100644
--- a/src/drivers/webextension/manifest.json
+++ b/src/drivers/webextension/manifest.json
@@ -46,6 +46,10 @@
         "http://*/*",
 				"https://*/*"
 			],
+			"exclude_matches": [
+				"*.modirum.com/*",
+				"https://www.alphaecommerce.gr/*"
+			],
 			"js": [
 				"js/iframe.js"
 			],