diff --git a/flake.nix b/flake.nix
index 8d474e93c..bf3830471 100644
--- a/flake.nix
+++ b/flake.nix
@@ -61,7 +61,7 @@
     in pkgs.stdenv.mkDerivation {
       name = "danbooru";
       src = ./.;
-      buildInputs = [ gems pkgs.ruby ];
+      buildInputs = [ gems pkgs.ruby pkgs.pkg-config pkgs.glib ];
       installPhase = ''
         mkdir -p $out
         cp -r $src $out