1 files changed, 1 insertions, 1 deletions
diff --git a/src/core/timer.c b/src/core/timer.c
index 762453880f..fc474f78ea 100644
--- a/src/core/timer.c
+++ b/src/core/timer.c
@@ -485,7 +485,7 @@ static void timer_enter_waiting(Timer *t, bool initial) {
         return;
 
 fail:
-        log_unit_warning(UNIT(t)->id, "%s failed to enter waiting state: %s", UNIT(t)->id, strerror(-r));
+        log_unit_warning_errno(UNIT(t)->id, r, "%s failed to enter waiting state: %m", UNIT(t)->id);
         timer_enter_dead(t, TIMER_FAILURE_RESOURCES);
 }