diff --git a/modules/audio.nix b/modules/audio.nix
index cee0fcf..596a128 100644
--- a/modules/audio.nix
+++ b/modules/audio.nix
@@ -2,6 +2,7 @@
 
 let
   cfg = config.c3d2.audioStreaming;
+  release = lib.strings.fileContents "${pkgs.path}/.version";
 in
 {
   options = {
@@ -9,7 +10,7 @@ in
   };
 
   config = lib.mkIf cfg {
-    environment.etc = lib.optionalAttrs (lib.versionAtLeast lib.version "23.05") {
+    environment.etc = lib.optionalAttrs (lib.versionAtLeast release "23.05") {
       "pipewire/pipewire.conf.d/zeroconf.conf".text = builtins.toJSON {
         "context.modules" = [ {
           "name" = "libpipewire-module-zeroconf-discover";
@@ -36,7 +37,7 @@ in
       };
 
       pipewire = lib.mkMerge [
-        (lib.optionalAttrs (lib.versionOlder lib.version "23.05") {
+        (lib.optionalAttrs (lib.versionOlder release "23.05") {
           config.pipewire-pulse =
             let
               default-pipewire-pulse = lib.importJSON (pkgs.path + "/nixos/modules/services/desktops/pipewire/daemon/pipewire-pulse.conf.json");