diff --git a/pkgs/by-name/bo/boxflat/package.nix b/pkgs/by-name/bo/boxflat/package.nix
index 0a39c938d4db..8d5736ee9357 100644
--- a/pkgs/by-name/bo/boxflat/package.nix
+++ b/pkgs/by-name/bo/boxflat/package.nix
@@ -49,6 +49,7 @@ python3Packages.buildPythonPackage rec {
     "psutil"
     "evdev"
     "pycairo"
+    "pygobject"
     "PyYAML"
   ];