diff --git a/.github/workflows/ci-npmcli-arborist.yml b/.github/workflows/ci-npmcli-arborist.yml
index 95026777fa969..33d976b5d5adc 100644
--- a/.github/workflows/ci-npmcli-arborist.yml
+++ b/.github/workflows/ci-npmcli-arborist.yml
@@ -72,21 +72,18 @@ jobs:
             os: windows-latest
             shell: cmd
         node-version:
-          - 16.14.0
-          - 16.x
-          - 18.0.0
+          - 18.17.0
           - 18.x
+          - 20.5.0
           - 20.x
           - 22.x
         exclude:
           - platform: { name: macOS, os: macos-13, shell: bash }
-            node-version: 16.14.0
-          - platform: { name: macOS, os: macos-13, shell: bash }
-            node-version: 16.x
-          - platform: { name: macOS, os: macos-13, shell: bash }
-            node-version: 18.0.0
+            node-version: 18.17.0
           - platform: { name: macOS, os: macos-13, shell: bash }
             node-version: 18.x
+          - platform: { name: macOS, os: macos-13, shell: bash }
+            node-version: 20.5.0
           - platform: { name: macOS, os: macos-13, shell: bash }
             node-version: 20.x
           - platform: { name: macOS, os: macos-13, shell: bash }
diff --git a/workspaces/arborist/package.json b/workspaces/arborist/package.json
index 7fec2c6bea339..c4923a02f110e 100644
--- a/workspaces/arborist/package.json
+++ b/workspaces/arborist/package.json
@@ -89,7 +89,7 @@
     ]
   },
   "engines": {
-    "node": "^16.14.0 || >=18.0.0"
+    "node": "^18.17.0 || >=20.5.0"
   },
   "templateOSS": {
     "//@npmcli/template-oss": "This file is partially managed by @npmcli/template-oss. Edits may be overwritten.",