diff --git a/.nvmrc b/.nvmrc
index 67e145b..953490f 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-v20.18.0
+v20.20.0
diff --git a/Dockerfile b/Dockerfile
index d928e53..eb78754 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:20.18.0 AS ui-build
+FROM node:20.20.0 AS ui-build
 
 WORKDIR /build
 
@@ -14,7 +14,7 @@ RUN chmod -R g=u /build/dist
 #
 # build node app in the next stage
 # 
-FROM node:20.18.0-alpine
+FROM node:20.20.0-alpine
 
 LABEL maintainer="ming luo"
 
diff --git a/README.md b/README.md
index b1cc03b..7716f0f 100644
--- a/README.md
+++ b/README.md
@@ -147,7 +147,7 @@ Use these versions of node and npm:
 $ npm -v
 10.8.0
 $ node -v
-v20.18.0
+v20.20.0
 ```
 
 In order to easily manage your node and npm versions across developer machines, we use [nvm](https://github.com/nvm-sh/nvm). We set the node version in the [.nvmrc](./.nvmrc) file. In order to set up your environment, open a shell, change to the project directory, and run the following:
diff --git a/dashboard/package.json b/dashboard/package.json
index e479ffd..86228a7 100644
--- a/dashboard/package.json
+++ b/dashboard/package.json
@@ -97,7 +97,7 @@
     "moment": "^2.29.4"
   },
   "engines": {
-    "node": "^20.18.0",
+    "node": "^20.20.0",
     "npm": "^10.8.0"
   },
   "gitHooks": {
diff --git a/server/package.json b/server/package.json
index 96a690e..d0e1502 100644
--- a/server/package.json
+++ b/server/package.json
@@ -4,7 +4,7 @@
   "description": "backend of dashboard",
   "main": "server.js",
   "engines": {
-    "node": "^20.18.0",
+    "node": "^20.20.0",
     "npm": "^10.8.0"
   },
   "scripts": {