diff --git a/Dockerfile.npc b/Dockerfile.npc
index 09fd807..9cad6f5 100755
--- a/Dockerfile.npc
+++ b/Dockerfile.npc
@@ -1,4 +1,4 @@
-FROM golang:1.13.8 as builder
+FROM golang:1.13 as builder
 ARG GOPROXY=direct
 WORKDIR /go/src/ehang.io/nps
 COPY . .
diff --git a/Dockerfile.nps b/Dockerfile.nps
index 29a7cc3..02e21ab 100755
--- a/Dockerfile.nps
+++ b/Dockerfile.nps
@@ -1,4 +1,4 @@
-FROM golang:1.13.8 as builder
+FROM golang:1.13 as builder
 ARG GOPROXY=direct
 WORKDIR /go/src/ehang.io/nps
 COPY . .