diff --git a/Dockerfile b/Dockerfile
index dae773e3..a176b865 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM ghcr.io/vikashloomba/capmvm-k8s-os:1.23.5
-RUN curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.7/install.sh | bash && \
-    export NVM_DIR="$HOME/.nvm" && \
-    nvm install 20
+RUN curl -fsSL https://fnm.vercel.app/install | bash
+RUN source ~/.bashrc
+RUN fnm use --install-if-missing 20
 
 # Update npm to latest
 RUN npm install -g npm@latest