diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 04441d5c98..9c593e3aa0 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -23,6 +23,10 @@ jobs:
         with:
           node-version: "14"
 
+      - name: Install JS dependencies
+        run: npm ci
+        working-directory: ./js
+
       - name: Check JS formatting
-        run: npx prettier --check src
+        run: npm run format-check
         working-directory: ./js
diff --git a/js/.prettierrc.json b/js/.prettierrc.json
deleted file mode 100644
index 944d65352b..0000000000
--- a/js/.prettierrc.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "printWidth": 150,
-  "singleQuote": true,
-  "tabWidth": 2,
-  "trailingComma": "es5"
-}
diff --git a/js/package-lock.json b/js/package-lock.json
index 8c3f5f7c09..97ee47fada 100644
--- a/js/package-lock.json
+++ b/js/package-lock.json
@@ -22,6 +22,7 @@
       },
       "devDependencies": {
         "@babel/preset-typescript": "^7.13.0",
+        "@flarum/prettier-config": "^1.0.0",
         "@types/jquery": "^3.5.5",
         "@types/mithril": "^2.0.7",
         "@types/punycode": "^2.1.0",
@@ -1477,6 +1478,12 @@
         "to-fast-properties": "^2.0.0"
       }
     },
+    "node_modules/@flarum/prettier-config": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/@flarum/prettier-config/-/prettier-config-1.0.0.tgz",
+      "integrity": "sha512-3/AcliIi5jPt4i7COb5hsLv6hm4EeXT9yI9I2EuEvhPi2QR+O9Y/8wrqRuO5mDkRzCIhUY+mjIL/f9770Zwfqg==",
+      "dev": true
+    },
     "node_modules/@polka/url": {
       "version": "1.0.0-next.12",
       "resolved": "https://registry.npmjs.org/@polka/url/-/url-1.0.0-next.12.tgz",
@@ -8870,6 +8877,12 @@
         "to-fast-properties": "^2.0.0"
       }
     },
+    "@flarum/prettier-config": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/@flarum/prettier-config/-/prettier-config-1.0.0.tgz",
+      "integrity": "sha512-3/AcliIi5jPt4i7COb5hsLv6hm4EeXT9yI9I2EuEvhPi2QR+O9Y/8wrqRuO5mDkRzCIhUY+mjIL/f9770Zwfqg==",
+      "dev": true
+    },
     "@polka/url": {
       "version": "1.0.0-next.12",
       "resolved": "https://registry.npmjs.org/@polka/url/-/url-1.0.0-next.12.tgz",
diff --git a/js/package.json b/js/package.json
index 2e17c875ce..6d3c1a3458 100644
--- a/js/package.json
+++ b/js/package.json
@@ -1,6 +1,7 @@
 {
   "private": true,
   "name": "@flarum/core",
+  "prettier": "@flarum/prettier-config",
   "dependencies": {
     "@askvortsov/rich-icu-message-formatter": "^0.1.0",
     "@ultraq/icu-message-formatter": "^0.10.1",
@@ -18,6 +19,7 @@
   },
   "devDependencies": {
     "@babel/preset-typescript": "^7.13.0",
+    "@flarum/prettier-config": "^1.0.0",
     "@types/jquery": "^3.5.5",
     "@types/mithril": "^2.0.7",
     "@types/punycode": "^2.1.0",