diff --git a/build/ks-apigateway/Dockerfile b/build/ks-apigateway/Dockerfile
index 85b1e7d37..61700244d 100644
--- a/build/ks-apigateway/Dockerfile
+++ b/build/ks-apigateway/Dockerfile
@@ -10,11 +10,11 @@ FROM golang:1.12 as ks-apigateway-builder
 
 COPY / /go/src/kubesphere.io/kubesphere
 WORKDIR /go/src/kubesphere.io/kubesphere
-RUN CGO_ENABLED=0 GO111MODULE=off GOOS=linux GOARCH=amd64 go build -i -ldflags '-w -s' -o ks-apigateway cmd/ks-apigateway/apiserver.go && \
+RUN CGO_ENABLED=0 GO111MODULE=on GOOS=linux GOARCH=amd64 GOFLAGS=-mod=vendor go build -i -ldflags '-w -s' -o ks-apigateway cmd/ks-apigateway/apiserver.go && \
     go run tools/cmd/doc-gen/main.go --output=install/swagger-ui/api.json
 
 FROM alpine:3.9
 RUN apk add --update ca-certificates && update-ca-certificates
 COPY --from=ks-apigateway-builder /go/src/kubesphere.io/kubesphere/ks-apigateway /usr/local/bin/
 COPY --from=ks-apigateway-builder /go/src/kubesphere.io/kubesphere/install/swagger-ui /var/static/swagger-ui
-CMD ["sh"]
\ No newline at end of file
+CMD ["sh"]
diff --git a/build/ks-apiserver/Dockerfile b/build/ks-apiserver/Dockerfile
index ae6171773..6b83416dc 100644
--- a/build/ks-apiserver/Dockerfile
+++ b/build/ks-apiserver/Dockerfile
@@ -10,7 +10,7 @@ FROM golang:1.12 as ks-apiserver-builder
 COPY / /go/src/kubesphere.io/kubesphere
 
 WORKDIR /go/src/kubesphere.io/kubesphere
-RUN CGO_ENABLED=0 GO111MODULE=off GOOS=linux GOARCH=amd64 go build -i -ldflags '-w -s' -o ks-apiserver cmd/ks-apiserver/apiserver.go
+RUN CGO_ENABLED=0 GO111MODULE=on GOOS=linux GOARCH=amd64 GOFLAGS=-mod=vendor go build -i -ldflags '-w -s' -o ks-apiserver cmd/ks-apiserver/apiserver.go
 
 FROM alpine:3.9
 RUN apk add --update ca-certificates && update-ca-certificates
diff --git a/build/ks-controller-manager/Dockerfile b/build/ks-controller-manager/Dockerfile
index 45b1025c7..ed8a1cc13 100644
--- a/build/ks-controller-manager/Dockerfile
+++ b/build/ks-controller-manager/Dockerfile
@@ -10,7 +10,7 @@ FROM golang:1.12 as controller-manager-builder
 COPY / /go/src/kubesphere.io/kubesphere
 WORKDIR /go/src/kubesphere.io/kubesphere
 
-RUN GOOS=linux GOARCH=amd64 CGO_ENABLED=0 go build --ldflags "-extldflags -static" -o controller-manager ./cmd/controller-manager/
+RUN CGO_ENABLED=0 GO111MODULE=on GOOS=linux GOARCH=amd64 GOFLAGS=-mod=vendor go build --ldflags "-extldflags -static" -o controller-manager ./cmd/controller-manager/
 
 FROM alpine:3.7
 RUN apk add --update ca-certificates && update-ca-certificates
diff --git a/build/ks-iam/Dockerfile b/build/ks-iam/Dockerfile
index a8bb9c17e..3e65a47e8 100644
--- a/build/ks-iam/Dockerfile
+++ b/build/ks-iam/Dockerfile
@@ -10,7 +10,7 @@ FROM golang:1.12 as ks-iam-builder
 COPY / /go/src/kubesphere.io/kubesphere
 
 WORKDIR /go/src/kubesphere.io/kubesphere
-RUN CGO_ENABLED=0 GO111MODULE=off GOOS=linux GOARCH=amd64 go build -i -ldflags '-w -s' -o ks-iam cmd/ks-iam/apiserver.go
+RUN CGO_ENABLED=0 GO111MODULE=on GOOS=linux GOARCH=amd64 GOFLAGS=-mod=vendor go build -i -ldflags '-w -s' -o ks-iam cmd/ks-iam/apiserver.go
 
 FROM alpine:3.9
 RUN apk add --update ca-certificates && update-ca-certificates
diff --git a/hack/docker_build.sh b/hack/docker_build.sh
index 6d68bdbe9..0163be392 100755
--- a/hack/docker_build.sh
+++ b/hack/docker_build.sh
@@ -7,9 +7,7 @@ REPO=kubespheredev
 TAG=latest
 
 # check if build was triggered by a travis cronjob
-if [[ ! -v TRAVIS_EVENT_TYPE ]]; then
-    echo "TRAVIS_EVENT_TYPE is not set, treat as regular build"
-elif [[ -z "$TRAVIS_EVENT_TYPE" ]]; then
+if [[ -z "$TRAVIS_EVENT_TYPE" ]]; then
     echo "TRAVIS_EVENT_TYPE is empty, also normaly build"
 elif [ $TRAVIS_EVENT_TYPE == "cron" ]; then
     TAG=dev-$(date +%Y%m%d)