diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 346aaf342..646859d09 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -472,7 +472,7 @@ jobs:
         run: |
             sudo pkg update
             sudo pkg install -y gmake automake autoconf pkgconf llvm15 clinfo clover opencl clblast openblas
-            gmake CC=/usr/local/bin/clang15 CXX=/usr/local/bin/clang++15 -j $(sysctl -n hw.ncpu)
+            gmake CC=/usr/local/bin/clang15 CXX=/usr/local/bin/clang++15 -j `sysctl -n hw.ncpu`
 
   release:
     if: ${{ ( github.event_name == 'push' && github.ref == 'refs/heads/master' ) || github.event.inputs.create_release == 'true' }}