diff --git a/nix-system-configs/modules/styling/forgejo/theme-custom.css b/nix-system-configs/modules/styling/forgejo/theme-custom.css
index dc77ca7..634f6ad 100644
--- a/nix-system-configs/modules/styling/forgejo/theme-custom.css
+++ b/nix-system-configs/modules/styling/forgejo/theme-custom.css
@@ -11,6 +11,6 @@
 
 :root {
   /* prefer the Maple Mono Nerd Font for monospace usage */
-  --fonts-override: 'Maple Mono NF', var(--fonts-override);
+  --fonts-monospace: 'Maple Mono NF' !important;
 }