diff --git a/dotfiles/thunderbird.js b/dotfiles/thunderbird.js
index 8967c32..80ad42c 100644
--- a/dotfiles/thunderbird.js
+++ b/dotfiles/thunderbird.js
@@ -4,6 +4,7 @@
 user_pref("extensions.activeThemeID", "thunderbird-compact-dark@mozilla.org");
 user_pref("layout.css.prefers-color-scheme.content-override", 1); // light
 user_pref("layout.css.color-scheme.enabled", false);
+user_pref("msgcompose.default_colors", false);
 user_pref("mail.uidensity", 1);
 
 // Fonts