diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index b8cf7f75e0..71db6741fa 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -55,4 +55,4 @@ jobs:
           cache: false
 
       - name: Run tests
-        run: go run build/ci.go test -p 8
+        run: go run build/ci.go test -p 4