diff --git a/modules/xresources/hm.nix b/modules/xresources/hm.nix
index 47bce0bd9..7d640ed98 100644
--- a/modules/xresources/hm.nix
+++ b/modules/xresources/hm.nix
@@ -7,7 +7,7 @@
   config = lib.mkIf (config.stylix.enable && config.stylix.targets.xresources.enable) {
     xresources.properties = with config.lib.stylix.colors.withHashtag; with config.stylix.fonts; {
       "*.faceName" = monospace.name;
-      "*.faceSize" = sizes.terminal;
+      "*.faceSize" = toString sizes.terminal;
       "*.renderFont" = true;
       "*foreground" = base05;
       "*background" = base00;
diff --git a/stylix/fonts.nix b/stylix/fonts.nix
index 07e10c54b..74eac7923 100644
--- a/stylix/fonts.nix
+++ b/stylix/fonts.nix
@@ -58,35 +58,35 @@ in {
     sizes = {
       desktop = lib.mkOption {
         description = ''
-          The font size used in window titles/bars/widgets elements of
+          The font size (in pt) used in window titles/bars/widgets elements of
           the desktop.
         '';
-        type = lib.types.ints.unsigned;
+        type = with lib.types; (either ints.unsigned float);
         default = 10;
       };
 
       applications = lib.mkOption {
         description = ''
-          The font size used by applications.
+          The font size (in pt) used by applications.
         '';
-        type = lib.types.ints.unsigned;
+        type = with lib.types; (either ints.unsigned float);
         default = 12;
       };
 
       terminal = lib.mkOption {
         description = ''
-          The font size for terminals/text editors.
+          The font size (in pt) for terminals/text editors.
         '';
-        type = lib.types.ints.unsigned;
+        type = with lib.types; (either ints.unsigned float);
         default = cfg.sizes.applications;
       };
 
       popups = lib.mkOption {
         description = ''
-          The font size for notifications/popups and in general overlay
+          The font size (in pt) for notifications/popups and in general overlay
           elements of the desktop.
         '';
-        type = lib.types.ints.unsigned;
+        type = with lib.types; (either ints.unsigned float);
         default = cfg.sizes.desktop;
       };
     };