diff --git a/.github/workflows/deploy_cloudflare.yml b/.github/workflows/deploy_cloudflare.yml
index 8ee019acef63294cc40c2cf853df14d3ab6410f5..492eea6754177cf38059da8822e025ee9bdfa7dd 100644
--- a/.github/workflows/deploy_cloudflare.yml
+++ b/.github/workflows/deploy_cloudflare.yml
@@ -21,6 +21,11 @@ jobs:
         with:
           mdbook-version: "0.4.37"
 
+      - name: Setup mold
+        uses: rui314/setup-mold@0bf4f07ef9048ec62a45f9dbf2f098afa49695f0 # v1
+        with:
+          mold-version: 2.32.0
+
       - name: Build book
         run: |
           set -euo pipefail