diff --git a/pkgs/development/libraries/qrencode/default.nix b/pkgs/development/libraries/qrencode/default.nix
index 14a9b9904d9..a0e23813ade 100644
--- a/pkgs/development/libraries/qrencode/default.nix
+++ b/pkgs/development/libraries/qrencode/default.nix
@@ -45,5 +45,6 @@ stdenv.mkDerivation rec {
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ adolfogc yana ];
     platforms = platforms.all;
+    mainProgram = "qrencode";
   };
 }