diff --git a/.github/workflows/build-and-deploy.yml b/.github/workflows/build-and-deploy.yml
index 2c14225f..828940c7 100644
--- a/.github/workflows/build-and-deploy.yml
+++ b/.github/workflows/build-and-deploy.yml
@@ -20,6 +20,10 @@ jobs:
       with:
         mdbook-version: latest
 
+    - name: Install i18n-helpers
+      run: cargo install --path i18n-helpers --locked
+      shell: bash
+
     # FIXME: Keep this up to date
     - name: Install mdbook-linkcheck
       run: | # `-L` because GitHub performs a redirection