diff --git a/subprojects/gst-plugins-bad/ext/analyticsoverlay/gstobjectdetectionoverlay.c b/subprojects/gst-plugins-bad/ext/analyticsoverlay/gstobjectdetectionoverlay.c
index 25d0e4e5e6..24a6197252 100644
--- a/subprojects/gst-plugins-bad/ext/analyticsoverlay/gstobjectdetectionoverlay.c
+++ b/subprojects/gst-plugins-bad/ext/analyticsoverlay/gstobjectdetectionoverlay.c
@@ -554,12 +554,14 @@ gst_object_detection_overlay_sink_event (GstBaseTransform * trans,
       GST_INFO_OBJECT (overlay, "EOS");
       overlay->eos = TRUE;
       g_mutex_unlock (&overlay->stream_event_mutex);
+      ret = GST_BASE_TRANSFORM_CLASS (parent_class)->sink_event (trans, event);
       break;
     case GST_EVENT_FLUSH_START:
       g_mutex_lock (&overlay->stream_event_mutex);
-      GST_INFO_OBJECT (overlay, "Flush stop");
+      GST_INFO_OBJECT (overlay, "Flush start");
       overlay->flushing = TRUE;
       g_mutex_unlock (&overlay->stream_event_mutex);
+      ret = GST_BASE_TRANSFORM_CLASS (parent_class)->sink_event (trans, event);
       break;
     case GST_EVENT_FLUSH_STOP:
       g_mutex_lock (&overlay->stream_event_mutex);
@@ -567,6 +569,7 @@ gst_object_detection_overlay_sink_event (GstBaseTransform * trans,
       overlay->eos = FALSE;
       overlay->flushing = FALSE;
       g_mutex_unlock (&overlay->stream_event_mutex);
+      ret = GST_BASE_TRANSFORM_CLASS (parent_class)->sink_event (trans, event);
       break;
     default:
       ret = GST_BASE_TRANSFORM_CLASS (parent_class)->sink_event (trans, event);