diff --git a/home/home.nix b/home/home.nix
index 4fd964d..ad55eaf 100644
--- a/home/home.nix
+++ b/home/home.nix
@@ -252,6 +252,7 @@ let
     source-code-pro
     source-serif-pro
     fira-code
+    fira-mono   # unsere Ersatz-Monospace Font für Mails
     ubuntu_font_family
     twemoji-color-font
     open-sans