diff --git a/home/sway/nixos.nix b/home/sway/nixos.nix
index f5b2bbdc..feeb32cd 100644
--- a/home/sway/nixos.nix
+++ b/home/sway/nixos.nix
@@ -22,7 +22,7 @@ in mkIf gui {
             for profile in ''${(z)NIX_PROFILES}; do
               fpath+=($profile/share/zsh/site-functions $profile/share/zsh/$ZSH_VERSION/functions $profile/share/zsh/vendor-completions)
             done
-            exec sway ${if nvidia then "--unsupported-gpu" else ""}
+            exec sway${if nvidia then " --unsupported-gpu" else ""} 2>&1 >> $XDG_CACHE_HOME/sway
           '';
           checkPhase = ''
             ${pkgs.stdenv.shellDryRun} "$target"