diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 211dd70..b9da491 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -69,6 +69,8 @@ jobs:
     if: github.event_name == 'push' && github.ref == 'refs/heads/main'
     needs: build
     runs-on: ubuntu-latest
+    env:
+      MISE_DISABLE_TOOLS: cargo:hk
     environment:
       name: docs
       url: https://code-search.pleaseai.dev
@@ -78,6 +80,16 @@ jobs:
         with:
           persist-credentials: false
 
+      # wrangler-action picks the package manager from docs/bun.lock, so bun
+      # must exist here too; installing deps lets it reuse the pinned wrangler
+      # instead of fetching a floating one.
+      - name: Setup mise (node, bun)
+        uses: jdx/mise-action@e6a8b3978addb5a52f2b4cd9d91eafa7f0ab959d # v4.2.0
+
+      - name: Install dependencies
+        run: bun install --frozen-lockfile
+        working-directory: docs
+
       - name: Download site
         uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with: