diff --git a/.eslintrc.es5.json b/.eslintrc.es5.json
index 99a44b7e15..93521a335e 100644
--- a/.eslintrc.es5.json
+++ b/.eslintrc.es5.json
@@ -35,7 +35,6 @@
     "default-case": 0,
     "no-lonely-if": 0,
     "no-mixed-operators": 0,
-    "eqeqeq": 0,
     "brace-style": 0,
     "space-infix-ops": 0
   }
diff --git a/assets/js/src/handlebars_helpers.js b/assets/js/src/handlebars_helpers.js
index 29c3c9abef..47132cff3c 100644
--- a/assets/js/src/handlebars_helpers.js
+++ b/assets/js/src/handlebars_helpers.js
@@ -24,7 +24,7 @@ define('handlebars_helpers', ['handlebars'], function (Handlebars) {
       // set date format
       f = block.hash.format || 'MMM Do, YYYY';
       // check if we passed a timestamp
-      if (parseInt(timestamp, 10) == timestamp) {
+      if (/^\d+$/.test(timestamp)) {
         return window.moment.unix(timestamp).format(f);
       }
       return window.moment.utc(timestamp).format(f);
@@ -40,11 +40,11 @@ define('handlebars_helpers', ['handlebars'], function (Handlebars) {
   Handlebars.registerHelper('ifCond', function (v1, operator, v2, options) {
     switch (operator) {
       case '==':
-        return (v1 == v2) ? options.fn(this) : options.inverse(this);
+        return (v1 == v2) ? options.fn(this) : options.inverse(this); // eslint-disable-line eqeqeq
       case '===':
         return (v1 === v2) ? options.fn(this) : options.inverse(this);
       case '!=':
-        return (v1 != v2) ? options.fn(this) : options.inverse(this);
+        return (v1 != v2) ? options.fn(this) : options.inverse(this); // eslint-disable-line eqeqeq
       case '!==':
         return (v1 !== v2) ? options.fn(this) : options.inverse(this);
       case '<':
diff --git a/assets/js/src/modal.js b/assets/js/src/modal.js
index 1f9b57513e..bb69818b39 100644
--- a/assets/js/src/modal.js
+++ b/assets/js/src/modal.js
@@ -418,7 +418,7 @@ define('modal', ['mailpoet', 'jquery'],
         return this;
       },
       focus: function () {
-        if (this.options.type == 'popup') {
+        if (this.options.type === 'popup') {
           jQuery('#mailpoet_' + this.options.type).focus();
         } else {
             // panel and subpanel
diff --git a/assets/js/src/newsletter_editor/blocks/automatedLatestContent.js b/assets/js/src/newsletter_editor/blocks/automatedLatestContent.js
index 4b3c158e73..fd1e9669c8 100644
--- a/assets/js/src/newsletter_editor/blocks/automatedLatestContent.js
+++ b/assets/js/src/newsletter_editor/blocks/automatedLatestContent.js
@@ -299,10 +299,10 @@ define([
     },
     changeReadMoreType: function (event) {
       var value = jQuery(event.target).val();
-      if (value == 'link') {
+      if (value === 'link') {
         this.$('.mailpoet_automated_latest_content_read_more_text').removeClass('mailpoet_hidden');
         this.$('.mailpoet_automated_latest_content_select_button').addClass('mailpoet_hidden');
-      } else if (value == 'button') {
+      } else if (value === 'button') {
         this.$('.mailpoet_automated_latest_content_read_more_text').addClass('mailpoet_hidden');
         this.$('.mailpoet_automated_latest_content_select_button').removeClass('mailpoet_hidden');
       }
@@ -311,7 +311,7 @@ define([
     changeDisplayType: function (event) {
       var value = jQuery(event.target).val();
 
-      if (value == 'titleOnly') {
+      if (value === 'titleOnly') {
         this.$('.mailpoet_automated_latest_content_title_as_list').removeClass('mailpoet_hidden');
         this.$('.mailpoet_automated_latest_content_image_full_width_option').addClass('mailpoet_hidden');
         this.$('.mailpoet_automated_latest_content_image_separator').addClass('mailpoet_hidden');
@@ -337,7 +337,7 @@ define([
     },
     changeTitleFormat: function (event) {
       var value = jQuery(event.target).val();
-      if (value == 'ul') {
+      if (value === 'ul') {
         this.$('.mailpoet_automated_latest_content_non_title_list_options').addClass('mailpoet_hidden');
 
         this.model.set('titleIsLink', true);
diff --git a/assets/js/src/newsletter_editor/blocks/posts.js b/assets/js/src/newsletter_editor/blocks/posts.js
index 73834fd171..108b83c095 100644
--- a/assets/js/src/newsletter_editor/blocks/posts.js
+++ b/assets/js/src/newsletter_editor/blocks/posts.js
@@ -524,10 +524,10 @@ define([
     },
     changeReadMoreType: function (event) {
       var value = jQuery(event.target).val();
-      if (value == 'link') {
+      if (value === 'link') {
         this.$('.mailpoet_posts_read_more_text').removeClass('mailpoet_hidden');
         this.$('.mailpoet_posts_select_button').addClass('mailpoet_hidden');
-      } else if (value == 'button') {
+      } else if (value === 'button') {
         this.$('.mailpoet_posts_read_more_text').addClass('mailpoet_hidden');
         this.$('.mailpoet_posts_select_button').removeClass('mailpoet_hidden');
       }
@@ -535,7 +535,7 @@ define([
     },
     changeDisplayType: function (event) {
       var value = jQuery(event.target).val();
-      if (value == 'titleOnly') {
+      if (value === 'titleOnly') {
         this.$('.mailpoet_posts_title_as_list').removeClass('mailpoet_hidden');
         this.$('.mailpoet_posts_image_full_width_option').addClass('mailpoet_hidden');
         this.$('.mailpoet_posts_image_separator').addClass('mailpoet_hidden');
@@ -562,7 +562,7 @@ define([
     },
     changeTitleFormat: function (event) {
       var value = jQuery(event.target).val();
-      if (value == 'ul') {
+      if (value === 'ul') {
         this.$('.mailpoet_posts_non_title_list_options').addClass('mailpoet_hidden');
 
         this.model.set('titleIsLink', true);
diff --git a/assets/js/src/subscribers/importExport/import.js b/assets/js/src/subscribers/importExport/import.js
index 8dca40d9e1..3aa5ac9f8f 100644
--- a/assets/js/src/subscribers/importExport/import.js
+++ b/assets/js/src/subscribers/importExport/import.js
@@ -613,7 +613,7 @@ define(
               template: jQuery('#new_segment_template').html()
             });
             jQuery('#new_segment_name').keypress(function (e) {
-              if (e.which == 13) {
+              if (e.which === 13) {
                 jQuery('#new_segment_process').click();
               }
             });