diff --git a/Dockerfile.npc b/Dockerfile.npc
index 2ef275e..1f6d87f 100755
--- a/Dockerfile.npc
+++ b/Dockerfile.npc
@@ -1,4 +1,4 @@
-FROM golang as builder
+FROM golang:1.13.8 as builder
 WORKDIR /go/src/ehang.io/nps
 COPY . .
 RUN go get -d -v ./... 
diff --git a/Dockerfile.nps b/Dockerfile.nps
index faf02ba..6a7da53 100755
--- a/Dockerfile.nps
+++ b/Dockerfile.nps
@@ -1,4 +1,4 @@
-FROM golang as builder
+FROM golang:1.13.8 as builder
 WORKDIR /go/src/ehang.io/nps
 COPY . .
 RUN go get -d -v ./...