diff --git a/pkgs/by-name/dd/ddnet/package.nix b/pkgs/by-name/dd/ddnet/package.nix
index f3617d3bb790..9f4ad6d0c392 100644
--- a/pkgs/by-name/dd/ddnet/package.nix
+++ b/pkgs/by-name/dd/ddnet/package.nix
@@ -137,6 +137,6 @@ stdenv.mkDerivation rec {
       Scrumplex
       sirseruju
     ];
-    mainProgram = "DDNet";
+    mainProgram = "DDNet${lib.optionalString (!buildClient) "-Server"}";
   };
 }