diff --git a/plinth/modules/syncthing/data/usr/lib/systemd/system/syncthing@syncthing.service.d/freedombox.conf b/plinth/modules/syncthing/data/usr/lib/systemd/system/syncthing@syncthing.service.d/freedombox.conf
index 749d0d636..41b2e8f8f 100644
--- a/plinth/modules/syncthing/data/usr/lib/systemd/system/syncthing@syncthing.service.d/freedombox.conf
+++ b/plinth/modules/syncthing/data/usr/lib/systemd/system/syncthing@syncthing.service.d/freedombox.conf
@@ -1,3 +1,10 @@
 # The service depends on users and groups defined in LDAP
 [Unit]
 After=nslcd.service
+
+# Revert to systemd defaults for the number of times the service can start in a
+# given interval. Syncthing sets it to a much more strict value of 4 start in
+# 60s which leads to functional tests failing when app is enabled/disabled,
+# installed/uninstalled, and backed up/restored many times.
+StartLimitIntervalSec=10s
+StartLimitBurst=5