diff --git a/hack/build b/hack/build
index b46c873d4..e51813612 100755
--- a/hack/build
+++ b/hack/build
@@ -53,7 +53,7 @@ function unit-test()
     go test -i
     for d in `go list ./... | grep -v 'github.com/alibaba/pouch/test' | grep -v 'github.com/alibaba/pouch/extra' | grep -v 'github.com/alibaba/pouch/vendor' `
     do
-        go test -coverprofile=profile.out -covermode=atomic $d
+        go test -race -coverprofile=profile.out -covermode=atomic $d
         if [ -f profile.out ] ; then
             cat profile.out >> coverage.txt
             rm profile.out >/dev/null 2>&1