diff --git a/README.md b/README.md
index 37bbaaa..093ae11 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,6 @@
    <h2>システムへのリンク</h2>
    <p><a href="https://www.yatex.org/gitbucket/c123176_nao/sunapara/pages/snackmap.html">https://www.yatex.org/gitbucket/c123176_nao/sunapara/pages/snackmap.html</a></p>
    <h2>共同研究者</h2>
-   <p><a href="hhttps://www.yatex.org/gitbucket/c123176_nao">https://www.yatex.org/gitbucket/c123176_nao</a></p>
+   <p><a href="https://www.yatex.org/gitbucket/c123176_nao">https://www.yatex.org/gitbucket/c123176_nao</a></p>
   </body>
  </html>