diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9c31d75d3..a947a1c8b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+#### HEAD
+
+- Added an `isMD5()` validator
+  ([#557](https://github.com/chriso/validator.js/pull/557))
+
 #### 5.5.0
 
 - Fixed a regex denial of service in `trim()` and `rtrim()`
diff --git a/lib/isMD5.js b/lib/isMD5.js
index 3e8d9982f..6de9d17fc 100644
--- a/lib/isMD5.js
+++ b/lib/isMD5.js
@@ -11,9 +11,7 @@ var _assertString2 = _interopRequireDefault(_assertString);
 
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
 
-/* eslint-disable no-control-regex */
 var md5 = /^[a-f0-9]{32}$/;
-/* eslint-enable no-control-regex */
 
 function isMD5(str) {
   (0, _assertString2.default)(str);
diff --git a/validator.js b/validator.js
index 1d043cd9c..5dc663c84 100644
--- a/validator.js
+++ b/validator.js
@@ -563,9 +563,7 @@
         return hexcolor.test(str);
       }
 
-      /* eslint-disable no-control-regex */
       var md5 = /^[a-f0-9]{32}$/;
-      /* eslint-enable no-control-regex */
 
       function isMD5(str) {
         assertString(str);