diff --git a/README.md b/README.md
index 2e7ad23..80b821a 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 How to run
 ----------
 1. Start ews.rb by "./ews.rb"
-2. Start browser and create 2 windows (C-n twice)
+2. Start browser and create 2 or more windows (C-n)
 3. Browser-1: Open-File -> ews.html
 4. Browser-2: Open-File -> ews.html
 5. Write comment in a form and PUSH!