diff --git a/README.md b/README.md
index 97d2da0..90fe26f 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-ドメイン：<a href="krgm.so-manager-dev.com">krgm.so-manager-dev.com</a> 
+ドメイン：<a href="https://krgm.so-manager-dev.com" target="_blank">krgm.so-manager-dev.com</a> 
 
 パスと説明（現状の骨格・日文注釈）<br>
 app/