diff --git a/event/oasis2017/idol/.htaccess b/event/oasis2017/idol/.htaccess
index 849d478..1e04f45 100644
--- a/event/oasis2017/idol/.htaccess
+++ b/event/oasis2017/idol/.htaccess
@@ -1 +1,3 @@
-AddType "text/html;charaset=utf-8" .html
+AddHandler cgi-script   .rb
+Options  +ExecCGI
+AddType "text/html; charset=utf-8" .html