diff --git a/client/Dockerfile b/client/Dockerfile
index 35ff2cd..2adda06 100644
--- a/client/Dockerfile
+++ b/client/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:alpine AS builder
+FROM node:18-alpine3.18 AS builder
 
 COPY package.json .
 COPY yarn.lock .
@@ -12,7 +12,7 @@ COPY ./public ./public
 
 RUN yarn build
 
-FROM node:alpine
+FROM node:18-alpine3.18
 ENV NODE_ENV production
 
 WORKDIR /app
diff --git a/server/Dockerfile b/server/Dockerfile
index fddb179..c9594bd 100644
--- a/server/Dockerfile
+++ b/server/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:alpine
+FROM node:18-alpine3.18
 
 ENV LANG cs_CZ.UTF-8