diff --git a/modules/glance/default.nix b/modules/glance/default.nix
index 6e27f10..58759dd 100644
--- a/modules/glance/default.nix
+++ b/modules/glance/default.nix
@@ -6,11 +6,11 @@
         port = 9001;
       };
       theme = {
-        background-color = 264 31.3 6.3;
-        primary-color = 9 92.1 85.1;
+        background-color = "hsl(264 31.3% 6.3%)";
+        primary-color = "hsl(9 92.1% 85.1%)";
         contrast-multiplier = 1.2;
-        positive-color = 174 100 32;
-        negative-color = 354 100 70.8;
+        positive-color = "hsl(174 100% 32%)";
+        negative-color = "hsl(354 100% 70.8%)";
         disable-picker = false;
       };
       pages = [