1 files changed, 1 insertions, 0 deletions
diff --git a/pkgs/applications/science/misc/convertall/default.nix b/pkgs/applications/science/misc/convertall/default.nix
index 9a7ac2a8b13c..534562b028d8 100644
--- a/pkgs/applications/science/misc/convertall/default.nix
+++ b/pkgs/applications/science/misc/convertall/default.nix
@@ -30,6 +30,7 @@ in stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://convertall.bellz.org/";
     description = "Graphical unit converter";
+    mainProgram = "convertall";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ orivej ];
     platforms = pyqt5.meta.platforms;