diff --git a/.node-version b/.node-version
new file mode 100644
index 000000000..2bd5a0a98
--- /dev/null
+++ b/.node-version
@@ -0,0 +1 @@
+22
diff --git a/nixpacks.toml b/nixpacks.toml
index 0f8725fe8..6a6eb2057 100644
--- a/nixpacks.toml
+++ b/nixpacks.toml
@@ -1,10 +1,14 @@
 providers = ["node"]
 
+[variables]
+NODE_VERSION = "22"
+NPM_CONFIG_PRODUCTION = "false"
+
 [phases.setup]
-nixPkgs = ["nodejs-22_x", "openssl"]
+nixPkgs = ["openssl"]
 
 [phases.install]
-cmds = ["npm ci"]
+cmds = ["npm ci --legacy-peer-deps"]
 
 [phases.build]
 cmds = ["npx prisma generate", "npm run build:production"]