diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 04ca8f0c0..6cad30f5b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -134,6 +134,11 @@ jobs:
         with:
           toolchain: nightly
 
+      - name: Install just
+        uses: taiki-e/install-action@v2.38.0
+        with:
+          tool: just
+
       - name: Test docs
         run: just test-docs