diff --git a/src/core/dbus-unit.c b/src/core/dbus-unit.c
index 76f64416831..db9688a7c7f 100644
--- a/src/core/dbus-unit.c
+++ b/src/core/dbus-unit.c
@@ -2372,6 +2372,8 @@ static int bus_unit_set_transient_property(
                 r = bus_set_transient_usec_fix_0(u, name, &u->job_timeout, message, flags, reterr_error);
                 if (r >= 0 && !UNIT_WRITE_FLAGS_NOOP(flags) && !u->job_running_timeout_set)
                         u->job_running_timeout = u->job_timeout;
+
+                return r;
         }
 
         if (streq(name, "JobRunningTimeoutUSec")) {