diff --git a/Dockerfile b/Dockerfile
index 8c73969..f7dc38f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # build env
-FROM node:16-alpine as build
+FROM node:18-alpine as build
 
 COPY ./frontend /frontend
 WORKDIR /frontend
diff --git a/app.Dockerfile b/app.Dockerfile
index 7568b73..014ab48 100644
--- a/app.Dockerfile
+++ b/app.Dockerfile
@@ -1,5 +1,5 @@
 # build env
-FROM node:16-alpine as build
+FROM node:18-alpine as build
 
 COPY ./frontend /frontend
 WORKDIR /frontend