diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 712b340..8a030ec 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -6,7 +6,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node: [16, 18, 20]
+        node: [18, 20]
         os: [ubuntu-latest, macos-latest, windows-latest]
 
     runs-on: ubuntu-latest
diff --git a/Makefile b/Makefile
index 73b2583..f25884a 100644
--- a/Makefile
+++ b/Makefile
@@ -29,7 +29,7 @@ build: $(DST)
 
 $(DST): $(SRC) node_modules
 # workaround for https://github.com/evanw/esbuild/issues/1921
-	npx esbuild --log-level=warning --platform=node --target=node16 --format=esm --bundle --minify --legal-comments=none --banner:js="import {createRequire} from 'module';const require = createRequire(import.meta.url);" --define:import.meta.VERSION=\"$(shell jq .version package.json)\" --outfile=$(DST) $(SRC) --external:undici
+	npx esbuild --log-level=warning --platform=node --target=node18 --format=esm --bundle --minify --legal-comments=none --banner:js="import {createRequire} from 'module';const require = createRequire(import.meta.url);" --define:import.meta.VERSION=\"$(shell jq .version package.json)\" --outfile=$(DST) $(SRC) --external:undici
 	chmod +x $(DST)
 
 .PHONY: publish
diff --git a/package.json b/package.json
index cdb91f4..d190e10 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
   "bin": "./bin/updates.js",
   "type": "module",
   "engines": {
-    "node": ">=16"
+    "node": ">=18"
   },
   "files": [
     "./bin/updates.js"