diff --git a/tests/event_periodic_callback/main.c b/tests/event_periodic_callback/main.c
index ef4d081310..7f42995ea9 100644
--- a/tests/event_periodic_callback/main.c
+++ b/tests/event_periodic_callback/main.c
@@ -32,6 +32,9 @@ int main(void)
 {
     event_periodic_callback_t a, b, c;
 
+    event_callback_t oneshot;
+    event_callback_oneshot(&oneshot, EVENT_PRIO_MEDIUM, _event_cb, "event 0");
+
     event_periodic_callback_init(&a, ZTIMER_MSEC, EVENT_PRIO_MEDIUM, _event_cb, "event A");
     event_periodic_callback_init(&b, ZTIMER_MSEC, EVENT_PRIO_MEDIUM, _event_cb, "event B");
     event_periodic_callback_init(&c, ZTIMER_MSEC, EVENT_PRIO_MEDIUM, _event_cb, "event C");
diff --git a/tests/event_periodic_callback/tests/01-run.py b/tests/event_periodic_callback/tests/01-run.py
index c1f72aca4c..2bfbf1b417 100755
--- a/tests/event_periodic_callback/tests/01-run.py
+++ b/tests/event_periodic_callback/tests/01-run.py
@@ -5,6 +5,7 @@ from testrunner import run
 
 
 def testfunc(child):
+    child.expect_exact("event 0")
     child.expect_exact("event A")
     child.expect_exact("event B")
     child.expect_exact("event A")