diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 4c52a76f906d49e14c69b316c18f0f79e600ebd7..bcc8eea4b23bb1243e924b5582e86395eac8a9bd 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -30,7 +30,7 @@ jobs:
 
       - run: zig version
       - run: zig env
-      - run: zig build
+      - run: zig build -j1
       - run: ./zig-out/bin/zigmod version
       - run: ./zig-out/bin/zigmod sum
       - run: ./zig-out/bin/zigmod zpm add apple_pie
diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index e1a3c3ab2dbe0cf494fc6ffa6d424c55f4a179bb..cbf56fb8a1a7a468eb83d969b585092d1405428f 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -23,7 +23,7 @@ jobs:
 
       - run: zig version
       - run: zig env
-      - run: zig build
+      - run: zig build -j1
 
       # Build All
       - run: ./build_release.sh x86_64-linux-musl