1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/applications/networking/mailreaders/mailcheck/default.nix b/nixpkgs/pkgs/applications/networking/mailreaders/mailcheck/default.nix
index 43590c9d3361..b28b874adbc6 100644
--- a/nixpkgs/pkgs/applications/networking/mailreaders/mailcheck/default.nix
+++ b/nixpkgs/pkgs/applications/networking/mailreaders/mailcheck/default.nix
@@ -13,6 +13,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Simple command line tool to check for new messages";
+    mainProgram = "mailcheck";
     homepage    = "https://mailcheck.sourceforge.net/";
     license     = lib.licenses.gpl2;
     maintainers = with lib.maintainers; [ kovirobi ];