diff --git a/.nvmrc b/.nvmrc
index 07c142f..9a2a0e2 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-16.13.1
+v20
diff --git a/Dockerfile b/Dockerfile
index 8ec7afa..ef1c5e2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:18-alpine as build
+FROM node:20-alpine as build
 
 WORKDIR /usr/src/app
 
@@ -6,7 +6,7 @@ COPY src ./src
 COPY package.json tsconfig.json webpack.config.js typedoc.json ./
 RUN yarn install && yarn build
 
-FROM node:18-alpine
+FROM node:20-alpine
 
 WORKDIR /app
 
diff --git a/Dockerfile.openfaas b/Dockerfile.openfaas
index 59be570..731689e 100644
--- a/Dockerfile.openfaas
+++ b/Dockerfile.openfaas
@@ -1,6 +1,6 @@
 FROM ghcr.io/openfaas/of-watchdog:0.9.11 as watchdog
 
-FROM node:18-alpine as build
+FROM node:20-alpine as build
 
 WORKDIR /usr/src/app
 
@@ -8,7 +8,7 @@ COPY src ./src
 COPY package.json tsconfig.json webpack.config.js typedoc.json ./
 RUN yarn install && yarn build
 
-FROM node:18-alpine
+FROM node:20-alpine
 
 ## Copy watchdog and make it executable:
 COPY --from=watchdog /fwatchdog /usr/bin/fwatchdog
diff --git a/package.json b/package.json
index 726a990..eadd04e 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "prepare": "husky install"
   },
   "engines": {
-    "node": ">=18"
+    "node": ">=20"
   },
   "dependencies": {
     "express": "^4.18.3",
diff --git a/shell.nix b/shell.nix
index 7e7278e..8399354 100644
--- a/shell.nix
+++ b/shell.nix
@@ -6,7 +6,7 @@ pkgs.mkShell {
   name = "dev-shell";
 
   buildInputs = with pkgs; [
-    nodejs-18_x
+    nodejs_20
     nodePackages.nodemon
     nodePackages.npm-check-updates
     yarn