diff --git a/sdl2/pdcdisp.c b/sdl2/pdcdisp.c
index 8c474c3a..8b7ae56c 100644
--- a/sdl2/pdcdisp.c
+++ b/sdl2/pdcdisp.c
@@ -468,6 +468,8 @@ void PDC_blink_text(void)
     }
 
     oldch = (chtype)(-1);
+
+    PDC_doupdate();
 }
 
 void PDC_doupdate(void)