diff --git a/.github/workflows/test-macos.yml b/.github/workflows/test-macos.yml
index 092de3885ab336..c09004cbe422c7 100644
--- a/.github/workflows/test-macos.yml
+++ b/.github/workflows/test-macos.yml
@@ -58,6 +58,6 @@ jobs:
       - name: tools/doc/node_modules workaround
         run: make tools/doc/node_modules
       - name: Build
-        run: make build-ci -j3 V=1 CONFIG_FLAGS="--error-on-warn"
+        run: make build-ci -j$(getconf _NPROCESSORS_ONLN) V=1 CONFIG_FLAGS="--error-on-warn"
       - name: Test
-        run: make run-ci -j3 V=1 TEST_CI_ARGS="-p actions --measure-flakiness 9"
+        run: make run-ci -j$(getconf _NPROCESSORS_ONLN) V=1 TEST_CI_ARGS="-p actions --measure-flakiness 9"