diff --git a/drivers/bookmarklet/js/wappalyzer.js b/drivers/bookmarklet/js/wappalyzer.js
index 4c29ea8ee..6257ac81e 100644
--- a/drivers/bookmarklet/js/wappalyzer.js
+++ b/drivers/bookmarklet/js/wappalyzer.js
@@ -146,7 +146,7 @@ var wappalyzer = (function() {
 					attrs.string = attr;
 
 					try {
-						attrs.regex = new RegExp(attr.replace('/', '\\\/'), 'i'); // Escape slashes in regular expression
+						attrs.regex = new RegExp(attr.replace('/', '\/'), 'i'); // Escape slashes in regular expression
 					} catch (e) {
 						attrs.regex = new RegExp();
 
diff --git a/drivers/chrome/js/wappalyzer.js b/drivers/chrome/js/wappalyzer.js
index 4c29ea8ee..6257ac81e 100644
--- a/drivers/chrome/js/wappalyzer.js
+++ b/drivers/chrome/js/wappalyzer.js
@@ -146,7 +146,7 @@ var wappalyzer = (function() {
 					attrs.string = attr;
 
 					try {
-						attrs.regex = new RegExp(attr.replace('/', '\\\/'), 'i'); // Escape slashes in regular expression
+						attrs.regex = new RegExp(attr.replace('/', '\/'), 'i'); // Escape slashes in regular expression
 					} catch (e) {
 						attrs.regex = new RegExp();
 
diff --git a/drivers/firefox-jetpack/lib/wappalyzer.js b/drivers/firefox-jetpack/lib/wappalyzer.js
index 4c29ea8ee..6257ac81e 100644
--- a/drivers/firefox-jetpack/lib/wappalyzer.js
+++ b/drivers/firefox-jetpack/lib/wappalyzer.js
@@ -146,7 +146,7 @@ var wappalyzer = (function() {
 					attrs.string = attr;
 
 					try {
-						attrs.regex = new RegExp(attr.replace('/', '\\\/'), 'i'); // Escape slashes in regular expression
+						attrs.regex = new RegExp(attr.replace('/', '\/'), 'i'); // Escape slashes in regular expression
 					} catch (e) {
 						attrs.regex = new RegExp();
 
diff --git a/drivers/firefox/content/js/wappalyzer.js b/drivers/firefox/content/js/wappalyzer.js
index 4c29ea8ee..6257ac81e 100644
--- a/drivers/firefox/content/js/wappalyzer.js
+++ b/drivers/firefox/content/js/wappalyzer.js
@@ -146,7 +146,7 @@ var wappalyzer = (function() {
 					attrs.string = attr;
 
 					try {
-						attrs.regex = new RegExp(attr.replace('/', '\\\/'), 'i'); // Escape slashes in regular expression
+						attrs.regex = new RegExp(attr.replace('/', '\/'), 'i'); // Escape slashes in regular expression
 					} catch (e) {
 						attrs.regex = new RegExp();
 
diff --git a/drivers/html/js/wappalyzer.js b/drivers/html/js/wappalyzer.js
index 4c29ea8ee..6257ac81e 100644
--- a/drivers/html/js/wappalyzer.js
+++ b/drivers/html/js/wappalyzer.js
@@ -146,7 +146,7 @@ var wappalyzer = (function() {
 					attrs.string = attr;
 
 					try {
-						attrs.regex = new RegExp(attr.replace('/', '\\\/'), 'i'); // Escape slashes in regular expression
+						attrs.regex = new RegExp(attr.replace('/', '\/'), 'i'); // Escape slashes in regular expression
 					} catch (e) {
 						attrs.regex = new RegExp();
 
diff --git a/drivers/php/js/wappalyzer.js b/drivers/php/js/wappalyzer.js
index 4c29ea8ee..6257ac81e 100644
--- a/drivers/php/js/wappalyzer.js
+++ b/drivers/php/js/wappalyzer.js
@@ -146,7 +146,7 @@ var wappalyzer = (function() {
 					attrs.string = attr;
 
 					try {
-						attrs.regex = new RegExp(attr.replace('/', '\\\/'), 'i'); // Escape slashes in regular expression
+						attrs.regex = new RegExp(attr.replace('/', '\/'), 'i'); // Escape slashes in regular expression
 					} catch (e) {
 						attrs.regex = new RegExp();
 
diff --git a/share/js/wappalyzer.js b/share/js/wappalyzer.js
index 4c29ea8ee..6257ac81e 100644
--- a/share/js/wappalyzer.js
+++ b/share/js/wappalyzer.js
@@ -146,7 +146,7 @@ var wappalyzer = (function() {
 					attrs.string = attr;
 
 					try {
-						attrs.regex = new RegExp(attr.replace('/', '\\\/'), 'i'); // Escape slashes in regular expression
+						attrs.regex = new RegExp(attr.replace('/', '\/'), 'i'); // Escape slashes in regular expression
 					} catch (e) {
 						attrs.regex = new RegExp();