diff --git a/.circleci/config.yml b/.circleci/config.yml
index c9818f169..d1ab8bb68 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -17,7 +17,7 @@ commands:
 jobs:
   install:
     docker:
-      - image: cimg/node:18.17.0-browsers
+      - image: cimg/node:21.0.0-browsers
     working_directory: ~/repo
     environment:
       - CYPRESS_CACHE_FOLDER: '~/repo/node_modules/.cache/Cypress'
@@ -46,7 +46,7 @@ jobs:
 
   validate:
     docker:
-      - image: cimg/node:18.17.0-browsers
+      - image: cimg/node:21.0.0-browsers
     working_directory: ~/repo
     steps:
       - checkout
@@ -62,7 +62,7 @@ jobs:
 
   test-unit:
     docker:
-      - image: cimg/node:18.17.0-browsers
+      - image: cimg/node:21.0.0-browsers
     working_directory: ~/repo
     resource_class: medium+
     parameters:
@@ -88,7 +88,7 @@ jobs:
 
   test-bundle:
     docker:
-      - image: cimg/node:18.17.0-browsers
+      - image: cimg/node:21.0.0-browsers
     working_directory: ~/repo
     steps:
       - checkout
@@ -104,7 +104,7 @@ jobs:
 
   build:
     docker:
-      - image: cimg/node:18.17.0-browsers
+      - image: cimg/node:21.0.0-browsers
     working_directory: ~/repo
     steps:
       - checkout
@@ -125,7 +125,7 @@ jobs:
 
   test-browser:
     docker:
-      - image: cimg/node:18.17.0-browsers
+      - image: cimg/node:21.0.0-browsers
     working_directory: ~/repo
     environment:
       - CYPRESS_CACHE_FOLDER: '~/repo/node_modules/.cache/Cypress'
@@ -156,7 +156,7 @@ jobs:
 
   test-a11y:
     docker:
-      - image: cimg/node:18.17.0-browsers
+      - image: cimg/node:21.0.0-browsers
     working_directory: ~/repo
     steps:
       # TODO: remove fixed version once this issue is fixed: https://github.com/CircleCI-Public/browser-tools-orb/issues/90