diff --git a/modules/email/mu4e/config.el b/modules/email/mu4e/config.el
index 8e895a6b4..3bdb86efa 100644
--- a/modules/email/mu4e/config.el
+++ b/modules/email/mu4e/config.el
@@ -61,11 +61,6 @@
 
   ;; Use fancy icons
   (setq mu4e-use-fancy-chars t
-        mu4e-headers-has-child-prefix '("+" . "")
-        mu4e-headers-empty-parent-prefix '("-" . "")
-        mu4e-headers-first-child-prefix '("\\" . "")
-        mu4e-headers-duplicate-prefix '("=" . "")
-        mu4e-headers-default-prefix '("|" . "")
         mu4e-headers-draft-mark '("D" . "")
         mu4e-headers-flagged-mark '("F" . "")
         mu4e-headers-new-mark '("N" . "")