diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 3a39c47e..72d56c06 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -21,9 +21,9 @@ jobs:
     strategy:
       matrix:
         node-version:
-          - 18.17.0
-          - 20.6.1
+          - 20.8.1
           - 20
+          - 21
         os:
           - ubuntu-latest
           - macos-latest
diff --git a/package-lock.json b/package-lock.json
index 5943ca70..5acb6feb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -35,7 +35,7 @@
         "sinon": "17.0.1"
       },
       "engines": {
-        "node": "^18.17 || >=20.6.1"
+        "node": ">=20.8.1"
       },
       "peerDependencies": {
         "semantic-release": ">=20.1.0"
diff --git a/package.json b/package.json
index 42e8e72b..73e759d1 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "sinon": "17.0.1"
   },
   "engines": {
-    "node": "^18.17 || >=20.6.1"
+    "node": ">=20.8.1"
   },
   "files": [
     "lib",