diff --git a/modules/fnott/hm.nix b/modules/fnott/hm.nix
index d9e731a4..3d26fdb5 100644
--- a/modules/fnott/hm.nix
+++ b/modules/fnott/hm.nix
@@ -48,5 +48,12 @@ mkTarget {
           };
       }
     )
+    (
+      { polarity, icons }:
+      {
+        services.fnott.settings.main."icon-theme" =
+          if (polarity == "dark") then icons.dark else icons.light;
+      }
+    )
   ];
 }