diff --git a/pkgs/servers/home-assistant/custom-components/hildebrand_glow_ihd/package.nix b/pkgs/servers/home-assistant/custom-components/hildebrand_glow_ihd/package.nix
index 68cd1f9464f9..3c7426a4e783 100644
--- a/pkgs/servers/home-assistant/custom-components/hildebrand_glow_ihd/package.nix
+++ b/pkgs/servers/home-assistant/custom-components/hildebrand_glow_ihd/package.nix
@@ -24,5 +24,6 @@ buildHomeAssistantComponent rec {
     description = "Home Assistant integration for local MQTT Hildebrand Glow IHD";
     homepage = "https://github.com/megakid/ha_hildebrand_glow_ihd_mqtt";
     maintainers = with lib.maintainers; [ CodedNil ];
+    license = lib.licenses.unfree;
   };
 }