1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/tools/misc/opengrok/default.nix b/nixpkgs/pkgs/development/tools/misc/opengrok/default.nix
index bf566188e5d7..88639c752fab 100644
--- a/nixpkgs/pkgs/development/tools/misc/opengrok/default.nix
+++ b/nixpkgs/pkgs/development/tools/misc/opengrok/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Source code search and cross reference engine";
+    mainProgram = "opengrok";
     homepage = "https://opengrok.github.io/OpenGrok/";
     changelog = "https://github.com/oracle/opengrok/releases/tag/${version}";
     license = licenses.cddl;