diff --git a/pkgs/servers/mpd/default.nix b/pkgs/servers/mpd/default.nix
index d5258f8121f0..44d8185b064e 100644
--- a/pkgs/servers/mpd/default.nix
+++ b/pkgs/servers/mpd/default.nix
@@ -165,6 +165,9 @@ let
       outputs = [ "out" "doc" ]
         ++ lib.optional (builtins.elem "documentation" features_) "man";
 
+      # FIXME: workaround for Pipewire 0.3.64 deprecated API change, remove when fixed upstream
+      NIX_CFLAGS_COMPILE = [ "-DPW_ENABLE_DEPRECATED" ];
+
       CXXFLAGS = lib.optionals stdenv.isDarwin [
         "-D__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES=0"
       ];