diff --git a/drivers/gdisp/SSD1306/gdisp_lld_SSD1306.c b/drivers/gdisp/SSD1306/gdisp_lld_SSD1306.c
index e163f8ca..2313e765 100644
--- a/drivers/gdisp/SSD1306/gdisp_lld_SSD1306.c
+++ b/drivers/gdisp/SSD1306/gdisp_lld_SSD1306.c
@@ -222,6 +222,7 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
 			for (col = sx; col <= ex; col++)
 				base[col] |= mask;
 		}
+		g->flags |= GDISP_FLG_NEEDFLUSH;
 	}
 #endif