diff --git a/Optional-Hardening.md b/Optional-Hardening.md
index b16d9e0..e2ab26c 100644
--- a/Optional-Hardening.md
+++ b/Optional-Hardening.md
@@ -58,8 +58,8 @@ user_pref("browser.sessionstore.privacy_level", 2);
 
 ***
 
-### DNS-over-HTTPS (DoH) 
-Enforce your DoH settings. See [here](https://github.com/yokoffing/Betterfox/blob/dbaff70e63c74a856c30efbdbace5c63cf655888/Securefox.js#L612-L621).
+### Secure DNS (DoH) 
+Enforce your DNS-over-HTTPS (DoH) settings. See [here](https://github.com/yokoffing/Betterfox/blob/dbaff70e63c74a856c30efbdbace5c63cf655888/Securefox.js#L612-L621).
 ```
 user_pref("network.trr.uri", "PASTE_YOUR_DOH_ADDRESS_HERE");
 user_pref("network.trr.mode", 3); // enforce TRR (without System fallback)