diff --git a/core/manipulate-dom.js b/core/manipulate-dom.js
index c994eda4..a00bebb1 100644
--- a/core/manipulate-dom.js
+++ b/core/manipulate-dom.js
@@ -65,7 +65,7 @@ manipulateDOM._removeCrossOriginAndIntegrityAttr = function (details) {
                 charset = (/charset\s*=/).test(header.value) && header.value.replace(/^.*?charset\s*=\s*/, '').replace(/["']?/g, '');
 
                 // Check if charset is supported by TextDecoder()
-                if (/charset\s*=/.test(header.value) && !EncodingTypes[charset.toString().toLowerCase()]) {
+                if ((/charset\s*=/).test(header.value) && !EncodingTypes[charset.toString().toLowerCase()]) {
                     console.error(`[ LocalCDN ] Unsupported charset: ${charset}`);
                     log.append(details.url, '-', `Unsupported charset: ${charset}`, true);
                     return;
diff --git a/core/request-analyzer.js b/core/request-analyzer.js
index 42eb77c6..f96bae0e 100644
--- a/core/request-analyzer.js
+++ b/core/request-analyzer.js
@@ -46,7 +46,7 @@ requestAnalyzer.isValidCandidate = function (requestDetails, tabDetails) {
 
     // Font Awesome injections in Chromium deactivated  (https://gitlab.com/nobody42/localcdn/-/issues/67)
     if (BrowserType.CHROMIUM) {
-        if (/(font-awesome|fontawesome)/.test(requestDetails.url)) {
+        if ((/(font-awesome|fontawesome)/).test(requestDetails.url)) {
             console.warn(`${LogString.PREFIX} ${LogString.FONT_AWESOME}`);
             log.append(tabDetails.url, requestDetails.url, LogString.FONT_AWESOME, true);
             return false;
diff --git a/core/shorthands.js b/core/shorthands.js
index 91b4a8b6..96676a1b 100644
--- a/core/shorthands.js
+++ b/core/shorthands.js
@@ -168,7 +168,7 @@ shorthands.specialFiles = function (channelHost, channelPath, searchString) {
             'path': `resources/twitter-bootstrap/fonts/${helpers.extractFilenameFromPath(channelPath)}`,
             'bundle': 'Bootstrap (Fonts)'
         };
-    } else if (/cdnjs\.cloudflare\.com\/ajax\/libs\/jquery\.cycle2\/[\d.]+\//.test(CompleteURL)) {
+    } else if ((/cdnjs\.cloudflare\.com\/ajax\/libs\/jquery\.cycle2\/[\d.]+\//).test(CompleteURL)) {
         if (channelPath.endsWith('js')) {
             channelPath += 'm';
         }
@@ -201,7 +201,7 @@ shorthands.specialFiles = function (channelHost, channelPath, searchString) {
             'path': `resources/materialize/1.0.0/${channelPath}`,
             'bundle': 'Materialize'
         };
-    } else if (/cdn\.jsdelivr\.net\/npm\/vue@(2|3)/.test(CompleteURL)) {
+    } else if ((/cdn\.jsdelivr\.net\/npm\/vue@(2|3)/).test(CompleteURL)) {
         let version = CompleteURL.match(Resource.VERSION_EXPRESSION);
         lastVersion = targets.setLastVersion(`/vue/${version}.`);
         if (lastVersion === false) {
diff --git a/modules/internal/helpers.js b/modules/internal/helpers.js
index eaa09422..ec1e05ec 100644
--- a/modules/internal/helpers.js
+++ b/modules/internal/helpers.js
@@ -139,7 +139,7 @@ helpers.normalizeDomain = function (domain) {
 };
 
 helpers.extractDomainFromUrl = function (url, normalize) {
-    if (/^(?!(http[s]?|file):\/\/).*/.test(url)) {
+    if ((/^(?!(http[s]?|file):\/\/).*/).test(url)) {
         return null;
     }
 
diff --git a/pages/options/options-other.js b/pages/options/options-other.js
index a4fb02c7..51fa3fd5 100644
--- a/pages/options/options-other.js
+++ b/pages/options/options-other.js
@@ -173,7 +173,7 @@ optionsOther._onChangedHexColor = function ({target}) {
         return;
     }
 
-    if (/#([a-f0-9]{3}){1,2}\b/i.test(target.value)) {
+    if ((/#([a-f0-9]{3}){1,2}\b/i).test(target.value)) {
         target.classList.remove('color-error');
         if (target.id === element.BADGED_TEXT_COLOR) {
             let txtColor = target.value;