diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1c501095..5744a315 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -62,5 +62,4 @@ jobs:
           CPPFLAGS="-fsanitize=address" LDFLAGS="-fsanitize=address"
     - name: Build aria2
       run: |
-        make
-        make check
+        make -j$(nproc) check