diff --git a/Dockerfile b/Dockerfile
index 97c0ebdc..27f7365a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,7 +6,7 @@
 # Stop               : press ctrl + c 
 #                                     or 
 #                                        docker stop mermaid-live-editor
-FROM node:19.9.0 as mermaid-live-editor-builder 
+FROM node:20.0.0 as mermaid-live-editor-builder 
 COPY --chown=node:node . /home
 WORKDIR /home
 RUN yarn install
diff --git a/Dockerfile.dev b/Dockerfile.dev
index 31a8c48c..31c78e38 100644
--- a/Dockerfile.dev
+++ b/Dockerfile.dev
@@ -1,4 +1,4 @@
-FROM node:19
+FROM node:20
 WORKDIR /app
 COPY package.json .
 COPY yarn.lock .