1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/pixel-ring/default.nix b/nixpkgs/pkgs/development/python-modules/pixel-ring/default.nix
index c88715270bd7..b0a7e3527328 100644
--- a/nixpkgs/pkgs/development/python-modules/pixel-ring/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/pixel-ring/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "RGB LED library for ReSpeaker 4 Mic Array, ReSpeaker V2 & ReSpeaker USB 6+1 Mic Array";
+    mainProgram = "pixel_ring_check";
     homepage = "https://github.com/respeaker/pixel_ring/tree/master";
     license = licenses.gpl2Only;
     maintainers = with maintainers; [ hexa ];