diff --git a/.github/workflows/build-lint-test.yml b/.github/workflows/build-lint-test.yml
index 30b5809..4b6e025 100644
--- a/.github/workflows/build-lint-test.yml
+++ b/.github/workflows/build-lint-test.yml
@@ -74,7 +74,7 @@ jobs:
       - prepare
     strategy:
       matrix:
-        node-version: [16.x, 18.x, 20.x]
+        node-version: [18.x, 20.x]
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js ${{ matrix.node-version }}
@@ -99,7 +99,7 @@ jobs:
       - prepare
     strategy:
       matrix:
-        node-version: [16.x, 20.x]
+        node-version: [18.x, 20.x]
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js ${{ matrix.node-version }}
diff --git a/constraints.pro b/constraints.pro
index 45237d1..22199e5 100644
--- a/constraints.pro
+++ b/constraints.pro
@@ -91,7 +91,7 @@ gen_enforced_dependency(WorkspaceCwd, DependencyIdent, null, DependencyType) :-
   DependencyType == 'devDependencies'.
 
 % The package must specify the expected node version constraint.
-gen_enforced_field(WorkspaceCwd, 'engines.node', '^16.20 || ^18.16 || >=20').
+gen_enforced_field(WorkspaceCwd, 'engines.node', '^18.18 || >=20').
 
 % The package is public.
 gen_enforced_field(WorkspaceCwd, 'publishConfig.access', 'public').
diff --git a/package.json b/package.json
index b695944..1fb9eba 100644
--- a/package.json
+++ b/package.json
@@ -73,7 +73,7 @@
   },
   "packageManager": "yarn@3.2.1",
   "engines": {
-    "node": "^16.20 || ^18.16 || >=20"
+    "node": "^18.18 || >=20"
   },
   "publishConfig": {
     "access": "public",