diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9a5e4fa6..49ed8291 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -142,6 +142,12 @@ jobs:
           profile: minimal
           override: true
 
+      - name: Install cargo-hack
+        uses: actions-rs/cargo@v1
+        with:
+          command: install
+          args: cargo-hack
+
       - name: doc tests
         uses: actions-rs/cargo@v1
         timeout-minutes: 40