diff --git a/.github/workflows/ccpp.yml b/.github/workflows/ccpp.yml
index 9f4b98fe..2fc8aeaf 100644
--- a/.github/workflows/ccpp.yml
+++ b/.github/workflows/ccpp.yml
@@ -42,7 +42,7 @@ jobs:
       run: |
         brew install sqlite pkg-config libusb protobuf wxwidgets fmt make coreutils dylibbundler libjpeg
     - name: make
-      run: gmake -C fluxengine -j $(nprocs)
+      run: gmake -C fluxengine -j2
     - name: Upload build artifacts
       uses: actions/upload-artifact@v4
       with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a5a33211..37401384 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -97,7 +97,7 @@ jobs:
 
     - name: make
       run: |
-        gmake -j $(nprocs)
+        gmake -j2
         mv FluxEngine.pkg FluxEngine-${{ runner.arch }}.pkg
 
     - name: tag