diff --git a/nixos/modules/services/audio/mpd.nix b/nixos/modules/services/audio/mpd.nix
index 909f78d9a04e..fa19da5a2e86 100644
--- a/nixos/modules/services/audio/mpd.nix
+++ b/nixos/modules/services/audio/mpd.nix
@@ -26,7 +26,9 @@ let
           "\"" + (toString v) + "\""
       )
     ) a;
-  nonBlockSettings = lib.filterAttrs (n: v: !(builtins.isAttrs v || builtins.isList v)) cfg.settings;
+  nonBlockSettings = lib.filterAttrs (
+    n: v: !(builtins.isAttrs v || builtins.isList v || isNull v)
+  ) cfg.settings;
   pureBlockSettings = removeAttrs cfg.settings (builtins.attrNames nonBlockSettings);
   blocks =
     pureBlockSettings