diff --git a/update-notify.timer b/update-notify.timer
index 20db8f3..43b8989 100644
--- a/update-notify.timer
+++ b/update-notify.timer
@@ -3,7 +3,7 @@ Description=Run update-notify every 6 hours
 
 [Timer]
 OnBootSec=5min
-OnUnitActiveSec=12h
+OnUnitActiveSec=6h
 Persistent=true
 
 [Install]