diff --git a/nixos/modules/services/web-servers/apache-httpd/per-server-options.nix b/nixos/modules/services/web-servers/apache-httpd/per-server-options.nix
index c2d70085a4e..9fb25c37f5b 100644
--- a/nixos/modules/services/web-servers/apache-httpd/per-server-options.nix
+++ b/nixos/modules/services/web-servers/apache-httpd/per-server-options.nix
@@ -59,7 +59,7 @@ with lib;
   sslServerChain = mkOption {
     type = types.path;
     example = "/var/ca.pem";
-    description = "Path to server SSL extra chain file.";
+    description = "Path to server SSL chain file.";
   };
 
   adminAddr = mkOption ({