diff --git a/cleaner/.eslintrc b/cleaner/.eslintrc
index 545ac9b3f..1eae89e72 100644
--- a/cleaner/.eslintrc
+++ b/cleaner/.eslintrc
@@ -6,7 +6,7 @@
     "jest": true
   },
   "parserOptions": {
-    "ecmaVersion": 2018
+    "ecmaVersion": 2020
   },
   "extends": "eslint:recommended",
   "plugins": ["prettier"],
diff --git a/juice-balancer/.eslintrc b/juice-balancer/.eslintrc
index 545ac9b3f..1eae89e72 100644
--- a/juice-balancer/.eslintrc
+++ b/juice-balancer/.eslintrc
@@ -6,7 +6,7 @@
     "jest": true
   },
   "parserOptions": {
-    "ecmaVersion": 2018
+    "ecmaVersion": 2020
   },
   "extends": "eslint:recommended",
   "plugins": ["prettier"],