diff --git a/menu/drivers/rgui.c b/menu/drivers/rgui.c
index 59377d5355..e58fc1495f 100644
--- a/menu/drivers/rgui.c
+++ b/menu/drivers/rgui.c
@@ -459,7 +459,7 @@ static void *rgui_init(void)
    if (!menu)
       return NULL;
 
-   menu->frame_buf.data = (uint16_t*)malloc(400 * 240 * sizeof(uint16_t)); 
+   menu->frame_buf.data = (uint16_t*)calloc(400 * 240, sizeof(uint16_t)); 
 
    if (!menu->frame_buf.data)
       goto error;