diff --git a/pkgs/applications/window-managers/sway/bg.nix b/pkgs/applications/window-managers/sway/bg.nix
index 1d5dea76b379..6d91d8c8f46c 100644
--- a/pkgs/applications/window-managers/sway/bg.nix
+++ b/pkgs/applications/window-managers/sway/bg.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
     sha256 = "17508q9wsw6c1lsxlcbxj74z2naqhwi5c7lkbq24m4lk8qmy0576";
   };
 
+  depsBuildBuild = [ pkg-config ];
   nativeBuildInputs = [ meson ninja pkg-config scdoc wayland-scanner ];
   buildInputs = [ wayland wayland-protocols cairo gdk-pixbuf ];