diff --git a/dev/merge_zeppelin_pr.py b/dev/merge_zeppelin_pr.py
index d6981576e9a..589589cea40 100755
--- a/dev/merge_zeppelin_pr.py
+++ b/dev/merge_zeppelin_pr.py
@@ -280,7 +280,7 @@ def get_version_json(version_str):
 
 
 def resolve_jira_issues(title, merge_branches, comment):
-    jira_ids = re.findall("ZEPPELIN-[0-9]{4,5}", title)
+    jira_ids = re.findall("ZEPPELIN-[0-9]{3,5}", title)
 
     if len(jira_ids) == 0:
         resolve_jira_issue(merge_branches, comment)