diff --git a/.github/workflows/auto-test.yml b/.github/workflows/auto-test.yml
index b5240d77..1d4452ad 100644
--- a/.github/workflows/auto-test.yml
+++ b/.github/workflows/auto-test.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         os: [macos-latest, ubuntu-latest, windows-latest]
-        node-version: [14.x, 15.x, 16.x]
+        node-version: [14.x, 16.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps: