diff --git a/.github/workflows-disabled/fern_check.yml b/.github/workflows-disabled/fern_check.yml
deleted file mode 100644
index 06998a42..00000000
--- a/.github/workflows-disabled/fern_check.yml
+++ /dev/null
@@ -1,23 +0,0 @@
-name: Fern Check
-
-on:
-  pull_request:
-  push:
-    branches:
-      - main
-
-jobs:
-  run:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v4
-
-      - name: Install pnpm
-        uses: pnpm/action-setup@b906affcce14559ad1aafd4ab0e942779e9f58b1 # v4.3.0
-
-      - name: Install Fern
-        run: pnpm add -g fern-api@5.65.3
-
-      - name: Check API is valid
-        run: fern check
diff --git a/.github/workflows/fern_check.yml b/.github/workflows/fern_check.yml
new file mode 100644
index 00000000..c4699881
--- /dev/null
+++ b/.github/workflows/fern_check.yml
@@ -0,0 +1,34 @@
+name: Fern Check
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
+jobs:
+  run:
+    name: Fern Check
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+
+      - name: Install pnpm
+        uses: pnpm/action-setup@ea17c68df8912ef543352723c149a84f56e3d413 # v6.1.0
+
+      - name: Install Fern
+        run: pnpm add -g fern-api@5.65.3
+
+      - name: Check API is valid
+        run: fern check