diff --git a/.changeset/blue-dragons-occur.md b/.changeset/blue-dragons-occur.md
new file mode 100644
index 0000000..729c737
--- /dev/null
+++ b/.changeset/blue-dragons-occur.md
@@ -0,0 +1,5 @@
+---
+"@badrap/valita": minor
+---
+
+Require Node.js v18
diff --git a/package.json b/package.json
index 70d134d..f6f7a93 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "provenance": true
   },
   "engines": {
-    "node": ">= 16"
+    "node": ">= 18"
   },
   "scripts": {
     "lint": "eslint --max-warnings 0 .",
diff --git a/tsconfig.json b/tsconfig.json
index 93575e1..b9c35fe 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "target": "es2020",
+    "target": "es2022",
     "module": "NodeNext",
     "moduleResolution": "NodeNext",
     "strict": true,