diff --git a/Change-of-default-CA-to-ZeroSSL.md b/Change-of-default-CA-to-ZeroSSL.md
index 7298dc3..861bb27 100644
--- a/Change-of-default-CA-to-ZeroSSL.md
+++ b/Change-of-default-CA-to-ZeroSSL.md
@@ -34,7 +34,7 @@ Q&A:
 
 4. My current cert is using letsencrypt, Will it be changed when renewed then?
   
-    No, and never. Don't worry. when your cert is renewed, it will use the current CA, not the default CA.
+    No, and never. Don't worry. When your cert is renewed, it will use the current CA, not the default CA.
 
 5. As a new user after `August-1st 2021`(v3.0), what will it look like to me?