diff --git a/.eslintrc.es6.json b/.eslintrc.es6.json
index 9c6e2fef09..5176e93da4 100644
--- a/.eslintrc.es6.json
+++ b/.eslintrc.es6.json
@@ -47,10 +47,7 @@
     "import/no-extraneous-dependencies": 0,
     "camelcase": 0,
     "eqeqeq": 0,
-    // "no-lonely-if": 0,
     "space-unary-ops": 0,
-    "no-extra-bind": 0,
-    "class-methods-use-this": 0,
     "no-case-declarations": 0,
     "no-else-return": 0,
     "max-len": 0,
diff --git a/assets/js/src/newsletters/badges/stats.jsx b/assets/js/src/newsletters/badges/stats.jsx
index dbd993545a..af5efd8d0a 100644
--- a/assets/js/src/newsletters/badges/stats.jsx
+++ b/assets/js/src/newsletters/badges/stats.jsx
@@ -49,7 +49,7 @@ const stats = {
 };
 
 class StatsBadge extends React.Component {
-  getBadgeType(stat, rate) {
+  static getBadgeType(stat, rate) {
     const len = stat.badgeRanges.length;
     for (let i = 0; i < len; i += 1) {
       if (rate > stat.badgeRanges[i]) {
@@ -70,7 +70,7 @@ class StatsBadge extends React.Component {
       return null;
     }
 
-    const badgeType = this.getBadgeType(stat, rate);
+    const badgeType = StatsBadge.getBadgeType(stat, rate);
     const badge = badges[badgeType] || null;
     if (!badge) {
       return null;