diff --git a/flake.nix b/flake.nix
index ae08991..9efac27 100644
--- a/flake.nix
+++ b/flake.nix
@@ -19,8 +19,11 @@
             src = ./.;
             nativeBuildInputs = [ zola ];
             configurePhase = ''
-                  mkdir -p "themes/${themeName}"
-                  cp -a ${hermit-zola}/* "themes/${themeName}/"
+              if [ -h "themes/${themeName}" ]; then
+                rm "themes/${themeName}"
+              fi
+              mkdir -p "themes/${themeName}"
+              cp -a ${hermit-zola}/* "themes/${themeName}/"
             '';
             buildPhase = "${zola}/bin/zola build";
             installPhase = "cp -r public $out";