diff --git a/watchdog.spec b/watchdog.spec
index 155242a..80cf992 100644
--- a/watchdog.spec
+++ b/watchdog.spec
@@ -47,11 +47,11 @@ install -Dd -m0755 %{buildroot}%{_libexecdir}/watchdog/scripts
 
 %preun
 %systemd_preun watchdog.service
-%systemd_preun watchdog.ping.service
+%systemd_preun watchdog-ping.service
 
 %postun
 %systemd_postun_with_restart watchdog.service
-%systemd_postun_with_restart watchdog.ping.service
+%systemd_postun_with_restart watchdog-ping.service
 
 %triggerun -- watchdog < 5.9-4