diff --git a/_config.yml b/_config.yml
index 08bfd06..c60587f 100644
--- a/_config.yml
+++ b/_config.yml
@@ -56,13 +56,13 @@ sponsors:
         link: "https://megvii.com/"
         short: "旷视"
         eng: "Megvii Technology Ltd"
-        logo: megvii
+        logo: "megvii-s"
     huawei:
         name: "华为技术有限公司"
         link: "https://huawei.com/"
         short: "华为"
         eng: "Huawei Technologies Co., Ltd."
-        logo: huawei
+        logo: "huawei"
 
 poweredbys:
     kunpeng: "海思<sup>®</sup> Kunpeng<sup>®</sup> 920 处理器"
diff --git a/static/img/megvii.png b/static/img/megvii-s.png
similarity index 100%
rename from static/img/megvii.png
rename to static/img/megvii-s.png
diff --git a/static/img/megvii@2x.png b/static/img/megvii-s@2x.png
similarity index 100%
rename from static/img/megvii@2x.png
rename to static/img/megvii-s@2x.png
diff --git a/static/img/megvii@3x.png b/static/img/megvii-s@3x.png
similarity index 100%
rename from static/img/megvii@3x.png
rename to static/img/megvii-s@3x.png
diff --git a/static/img/megvii@4x.png b/static/img/megvii-s@4x.png
similarity index 100%
rename from static/img/megvii@4x.png
rename to static/img/megvii-s@4x.png