diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5c746773c..786f59040 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,6 @@ jobs:
       fail-fast: false
       matrix:
         node:
-          - 16
           - 18
           - 20
         os:
diff --git a/Dockerfile b/Dockerfile
index 1fdafefc4..e4f0f46b5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:16-alpine
+FROM node:lts-alpine
 
 WORKDIR /app
 
diff --git a/package-lock.json b/package-lock.json
index a31964fd4..6865f20d4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -29,7 +29,7 @@
         "xo": "^0.56.0"
       },
       "engines": {
-        "node": ">=16"
+        "node": ">=18"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
diff --git a/package.json b/package.json
index 1cdfe26bf..991bf4a5b 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "markdownlint": "markdownlint.js"
   },
   "engines": {
-    "node": ">=16"
+    "node": ">=18"
   },
   "scripts": {
     "invalid": "node ./markdownlint.js --config test/test-config.json -- test/incorrect.md",