diff --git a/hosts/common/desktop/xdg.nix b/hosts/common/desktop/xdg.nix
index 1167f29..2eb0166 100644
--- a/hosts/common/desktop/xdg.nix
+++ b/hosts/common/desktop/xdg.nix
@@ -4,8 +4,25 @@
 }: let
     inherit (config.poz.other.system) username;
     hmCfg = config.home-manager.users.${username};
+
+    # https://specifications.freedesktop.org/basedir-spec/latest/
+    XDG_CACHE_HOME = "$HOME/.cache";
+    XDG_CONFIG_DIRS = "/etc/xdg";
+    XDG_CONFIG_HOME = "$HOME/.config";
+    XDG_DATA_DIRS = "/usr/local/share/:/usr/share/";
+    XDG_DATA_HOME = "$HOME/.local/share";
+    XDG_STATE_HOME = "$HOME/.local/state";
 in {
     environment.sessionVariables = {
+        inherit
+            XDG_CACHE_HOME
+            XDG_CONFIG_DIRS
+            XDG_CONFIG_HOME
+            XDG_DATA_DIRS
+            XDG_DATA_HOME
+            XDG_STATE_HOME
+        ;
+
         ANDROID_HOME = "${hmCfg.xdg.dataHome}/android";
         CARGO_HOME = "${hmCfg.xdg.dataHome}/cargo";
         DOTNET_CLI_HOME = "${hmCfg.xdg.dataHome}/dotnet";
@@ -22,7 +39,6 @@ in {
         RUSTUP_HOME = "${hmCfg.xdg.dataHome}/rustup";
         WINEPREFIX = "${hmCfg.xdg.dataHome}/wine";
         XAUTHORITY = "\$XDG_RUNTIME_DIR/Xauthority";
-        XDG_CACHE_HOME = hmCfg.xdg.cacheHome;
     };
 
     poz.programs.zsh.extraAliases = {
@@ -63,10 +79,10 @@ in {
                 '';
             };
 
-            cacheHome = "${hmCfg.home.homeDirectory}/.cache";
-            configHome = "${hmCfg.home.homeDirectory}/.config";
-            dataHome = "${hmCfg.home.homeDirectory}/.local/share";
-            stateHome = "${hmCfg.home.homeDirectory}/.local/state";
+            cacheHome = XDG_CACHE_HOME;
+            configHome = XDG_CONFIG_HOME;
+            dataHome = XDG_DATA_HOME;
+            stateHome = XDG_STATE_HOME;
             mimeApps = {
                 enable = true;
                 defaultApplications = let