diff --git a/BACKERS.md b/BACKERS.md
index c43064e8a..d6268c67e 100644
--- a/BACKERS.md
+++ b/BACKERS.md
@@ -1,7 +1,7 @@
 # Backers
 
 Vivliostyle is an independent, open source project. Our project would not be able to continue its development without the support of backers.
-The current amount of support is **\$83.00 per month**. Please consider helping us.
+The current amount of support is **\$86.00 per month**. Please consider helping us.
 
 - [Become a sponsor to vivliostyle](https://github.com/sponsors/vivliostyle)
 
@@ -32,6 +32,8 @@ vvakame🌟
 y-mikou🌟
 <p><a href="https://github.com/U-1F992"><img src="https://avatars3.githubusercontent.com/u/57749636?s=460&amp;v=4" title="U-1F992" width="60" height="60" style="max-width:100%;"></a>
 U-1F992🌟
+<p><a href="https://github.com/sarashino"><img src="https://avatars3.githubusercontent.com/u/52805712?s=460&amp;v=4" title="sarashino" width="60" height="60" style="max-width:100%;"></a>
+sarashino🌟
 <p><a href="https://github.com/munepi"><img src="https://avatars3.githubusercontent.com/u/583148?s=460&amp;v=4" title="Munehiro Yamamoto" width="60" height="60" style="max-width:100%;"></a>
 Munehiro Yamamoto⭐️
 <p><a href="https://github.com/nishinos"><img src="https://avatars2.githubusercontent.com/u/1988266?s=460&amp;v=4" title="nishinos" width="60" height="60" style="max-width:100%;"></a>