diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 86883b1..36cbbb7 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -23,5 +23,5 @@ jobs:
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true
-      - run: bundle exec rake compile
+      - run: MAKE="make -j$(nproc)" bundle exec rake compile
       - run: bundle exec rake test