Check mail every 5 min instead of 15 #systemd

systemd/.config/systemd/user/checkmail.timer

@@ -1,12 +1,12 @@
 [Unit]
-Description=Check mail every fifteen minutes
+Description=Check mail every five minutes
 RefuseManualStart=no
 RefuseManualStop=no
 
 [Timer]
 Persistent=false
 OnBootSec=5min
-OnUnitActiveSec=15min
+OnUnitActiveSec=5min
 Unite=checkmail.service
 
 [Install]