diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index 530bc6a..c79650a 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -6,8 +6,6 @@ name: CI/CD
 on:
   push:
     branches: [ main ]
-  pull_request:
-    branches: [ main ]
 
 jobs:
   build:
@@ -16,7 +14,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [15.x]
+        node-version: [12.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps: