diff --git a/DNS-manual-mode.md b/DNS-manual-mode.md
index 65c9ec3..8662156 100644
--- a/DNS-manual-mode.md
+++ b/DNS-manual-mode.md
@@ -32,8 +32,8 @@ acme.sh --renew -d example.com \
 
 ***
 
-**if your DNS _acme challange fails when using renew, your respective CA will generate new _acme challenge,**
-_**make sure to wait 1 min for dns entries to reflect before using renew.**_
+**if your DNS _acme challenge fails when using renew, your respective CA will generate new _acme challenge,**
+_**make sure to wait 1 min for DNS entries to reflect before using renew.**_
 
 
 ***