1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/indexed-bzip2/default.nix b/nixpkgs/pkgs/development/python-modules/indexed-bzip2/default.nix
index b75a10b98222..53788b566e52 100644
--- a/nixpkgs/pkgs/development/python-modules/indexed-bzip2/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/indexed-bzip2/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for parallel decompression and seeking within compressed bzip2 files";
+    mainProgram = "ibzip2";
     homepage = "https://github.com/mxmlnkn/indexed_bzip2";
     license = licenses.mit; # dual MIT and asl20, https://internals.rust-lang.org/t/rationale-of-apache-dual-licensing/8952
     maintainers = with lib.maintainers; [ mxmlnkn ];