diff --git a/stylix/palette.nix b/stylix/palette.nix
index 5a13916..76bc29a 100644
--- a/stylix/palette.nix
+++ b/stylix/palette.nix
@@ -13,8 +13,8 @@
     generatedJSON = pkgs.runCommand "palette.json" {} ''
       ${palette-generator}/bin/palette-generator \
         "${cfg.polarity.force}" \
-        "${cfg.polarity.primaryScale.dark}" \
-        "${cfg.polarity.primaryScale.light}" \
+        "${toString cfg.polarity.primaryScale.dark}" \
+        "${toString cfg.polarity.primaryScale.light}" \
         ${lib.escapeShellArg "${cfg.image}"} \
         "$out"
     '';