1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/markdown/default.nix b/nixpkgs/pkgs/development/python-modules/markdown/default.nix
index d7be3fabfab7..f31af525f1e6 100644
--- a/nixpkgs/pkgs/development/python-modules/markdown/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/markdown/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/Python-Markdown/markdown/blob/${src.rev}/docs/changelog.md";
     description = "Python implementation of John Gruber's Markdown";
+    mainProgram = "markdown_py";
     homepage = "https://github.com/Python-Markdown/markdown";
     license = licenses.bsd3;
     maintainers = with maintainers; [ dotlambda ];