diff --git a/docs/cmdline-opts/proxy-tlsuser.d b/docs/cmdline-opts/proxy-tlsuser.d
index c5de5276f2..758a7c953a 100644
--- a/docs/cmdline-opts/proxy-tlsuser.d
+++ b/docs/cmdline-opts/proxy-tlsuser.d
@@ -1,4 +1,4 @@
-Long: proxy-tlsuser.d
+Long: proxy-tlsuser
 Arg: <name>
 Help: TLS username for HTTPS proxy
 Added: 7.52.0