diff --git a/Dockerfile b/Dockerfile
index 722e372..c14b5a7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,8 +11,14 @@ RUN apt-get update && \
     apt-get install --yes \
     git curl wget build-essential python3-dev python3-pip
 
-# Set up NodeJS 20 repository
-RUN curl -sL https://deb.nodesource.com/setup_20.x | bash -
+# Set up Node.js 21 repository
+RUN curl -fsSL https://deb.nodesource.com/setup_21.x | bash -
+
+# Install Node.js and dependencies
+RUN apt-get install --yes nodejs haproxy libwayland-client0
+
+# Install a compatible npm version
+RUN npm install --location=global npm@10
 
 # Install common dependencies used in projects
 RUN apt-get install --yes \
diff --git a/README.md b/README.md
index 74ae89f..4474f4b 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ This project is a docker image for developing Node.js and Python web projects. I
 
 - Based on ubuntu:focal
 - Python 3.10
-- Node 20 LTS
+- Node 21 LTS
 - Yarn
 - dotrun-docker
 
diff --git a/src/setup.py b/src/setup.py
index de84ded..009448b 100755
--- a/src/setup.py
+++ b/src/setup.py
@@ -12,7 +12,7 @@
 
 setup(
     name="dotrun-docker",
-    version="1.1.0",
+    version="1.2.0",
     packages=["dotrun_docker"],
     install_requires=[
         "ipdb",