diff --git a/plugin/dns64/README.md b/plugin/dns64/README.md
index 24a092fe8..2adbfce58 100644
--- a/plugin/dns64/README.md
+++ b/plugin/dns64/README.md
@@ -49,7 +49,7 @@ Use a custom prefix.
 . {
     dns64 64:1337::/96
 }
-~~~~
+~~~
 
 Or
 ~~~ corefile