diff --git a/.github/workflows/merge-to-master.yml b/.github/workflows/merge-to-master.yml
index aed9472..0fb47fb 100644
--- a/.github/workflows/merge-to-master.yml
+++ b/.github/workflows/merge-to-master.yml
@@ -10,7 +10,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [16]
+        node-version: [12.16.3]
 
     steps:
       - name: Get branch name (merge)