diff --git a/pkgs/by-name/sw/swaylock-effects/package.nix b/pkgs/by-name/sw/swaylock-effects/package.nix
index c5dbf3766f06..aa35229e6efd 100644
--- a/pkgs/by-name/sw/swaylock-effects/package.nix
+++ b/pkgs/by-name/sw/swaylock-effects/package.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
   '';
 
   strictDeps = true;
+  depsBuildBuild = [ pkg-config ];
   nativeBuildInputs = [ meson ninja pkg-config scdoc wayland-scanner];
   buildInputs = [ wayland wayland-protocols libxkbcommon cairo gdk-pixbuf pam ];