diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5a73eda..c3af506 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -7,7 +7,7 @@ on:
   pull_request:
 
 jobs:
-  ruby:
+  test:
     runs-on: ubuntu-latest
     defaults:
       run:
@@ -25,3 +25,9 @@ jobs:
         run: bundle exec rake test
       - name: Run standard
         run: bundle exec rake standard
+      - name: Install C dependencies
+        working-directory: .
+        run: sudo apt-get update && sudo apt-get install -y libreadline-dev
+      - name: Run C tests
+        working-directory: .
+        run: make c