diff --git a/configs/systemd/user/sync-guru-issues.timer b/configs/systemd/user/sync-guru-issues.timer
index 39419ac..7a3b66e 100644
--- a/configs/systemd/user/sync-guru-issues.timer
+++ b/configs/systemd/user/sync-guru-issues.timer
@@ -2,7 +2,7 @@
 Description = Sync Guru GitLab issues to Trello
 
 [Timer]
-OnCalendar = hourly
+OnCalendar = Mon..Fri *-*-* 9..17:0,30:0
 Persistent = true
 
 [Install]