diff --git a/po/POTFILES.in b/po/POTFILES.in
index 0180e912a3..a608f34cf8 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -55,6 +55,7 @@ src/devices/nm-device-team.c
 src/devices/nm-device-vlan.c
 src/nm-manager.c
 src/nm-netlink-monitor.c
+src/nm-sleep-monitor-systemd.c
 src/settings/plugins/ifcfg-rh/reader.c
 src/settings/nm-settings-utils.c
 test/nm-online.c