diff --git a/README.md b/README.md
index df87403..54db161 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 
 [<img src="./screenshot2.jpg" />](./screenshot2.jpg)
 
-## Sponsored
+## Sponsor program
 
 We launched a GitHub sponser program. If you would like to help, please support us.
 
diff --git a/README_ja.md b/README_ja.md
index ce09d43..aa57cf2 100644
--- a/README_ja.md
+++ b/README_ja.md
@@ -4,7 +4,7 @@
 
 [<img src="./screenshot2.jpg" />](./screenshot2.jpg)
 
-## Sponsored
+## Sponsor program
 
 GitHub のスポンサープログラムを開始しました！もしよろしければご支援ください。