diff --git a/src/sna/sna_present.c b/src/sna/sna_present.c
index 64f4f008..efe80387 100644
--- a/src/sna/sna_present.c
+++ b/src/sna/sna_present.c
@@ -899,8 +899,6 @@ notify:
 		     swap->tv_sec, swap->tv_usec, (long long)swap->msc,
 		     (long long)event_id));
 		present_event_notify(event_id, swap_ust(swap), swap->msc);
-		assert(!(sna->flags & SNA_TEAR_FREE) ||
-		       sna->mode.shadow_enabled);
 		return;
 	}