diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0c67786..e5fe045 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node: [18, 20, 22]
+        node: ["22.23.4", "24.22.1", "26.12.1"]
     steps:
       - uses: actions/checkout@v4
         with:
@@ -32,7 +32,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: lts/*
+          node-version: "24.22.1"
       - run: node benchmark/run.js
 
   release:
diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 0000000..ce62013
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+24.22.1
diff --git a/package-lock.json b/package-lock.json
index df73dda..da9670b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
         "typescript": "^5.9.3"
       },
       "engines": {
-        "node": ">=18"
+        "node": "^22.23.4 || ^24.22.1 || >=26.12.1"
       }
     },
     "node_modules/@types/node": {
diff --git a/package.json b/package.json
index cf9737d..a33cc22 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
   "author": "255labs",
   "license": "MIT",
   "engines": {
-    "node": ">=18"
+    "node": "^22.23.4 || ^24.22.1 || >=26.12.1"
   },
   "devDependencies": {
     "@types/node": "^20.19.43",