1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/applications/version-management/arch/default.nix b/nixpkgs/pkgs/applications/version-management/arch/default.nix
index c161d8446acf..146469bbbb3e 100644
--- a/nixpkgs/pkgs/applications/version-management/arch/default.nix
+++ b/nixpkgs/pkgs/applications/version-management/arch/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "GNU Arch (aka. `tla'), a distributed revision control system";
+    mainProgram = "tla";
     homepage = "https://www.gnu.org/software/gnu-arch/";
     license = "GPL";
   };