diff --git a/.github/workflows/check_markdown.yaml b/.github/workflows/check_markdown.yaml
index f4fc5161f..369674374 100644
--- a/.github/workflows/check_markdown.yaml
+++ b/.github/workflows/check_markdown.yaml
@@ -5,7 +5,10 @@ name: Check markdown
 # 21st as the first letter of this repo is the 21st letter in the alphabet.
 on:
   push:
+    branches:
+    - 'issue_61'
   pull_request:
+    - 'issue_61'
   schedule:
   - cron: "0 0 21 * *"