diff --git a/screen.c b/screen.c
index 06187bd..d88a7d2 100644
--- a/screen.c
+++ b/screen.c
@@ -568,7 +568,7 @@ void status_changed(H3270 *session, LIB3270_STATUS id)
 {
 	CHECK_SESSION_HANDLE(session);
 
-	if(id == session->oia_status)
+	if(id == session->oia_status || id < 0)
 		return;
 
 	session->oia_status = id;
--
libgit2 0.21.2