diff --git a/tests/drivers/disp_dev/main.c b/tests/drivers/disp_dev/main.c
index 351181344b..9fcc11b9ea 100644
--- a/tests/drivers/disp_dev/main.c
+++ b/tests/drivers/disp_dev/main.c
@@ -70,9 +70,9 @@ int main(void)
     }
 
     area.x1 = ((max_width - RIOT_LOGO_WIDTH) >> 1);
-    area.x2 = ((max_width + RIOT_LOGO_WIDTH) >> 1);
+    area.x2 = ((max_width + RIOT_LOGO_WIDTH) >> 1) - 1;
     area.y1 = ((max_height - RIOT_LOGO_HEIGHT) >> 1);
-    area.y2 = ((max_height + RIOT_LOGO_HEIGHT) >> 1);
+    area.y2 = ((max_height + RIOT_LOGO_HEIGHT) >> 1) - 1;
     disp_dev_map(disp_dev->dev, &area, (const uint16_t *)picture);
 
     puts("SUCCESS");