diff --git a/modules/major-modes/siren-prog-mode.el b/modules/major-modes/siren-prog-mode.el
index 0410849..594d21a 100644
--- a/modules/major-modes/siren-prog-mode.el
+++ b/modules/major-modes/siren-prog-mode.el
@@ -19,8 +19,8 @@
     (setq-local fill-column 80)
 
     ;; Highlight indentation if we are not indenting with real tabs.
-    (if (not indent-tabs-mode)
-        (siren-display-indentation t))
+    ;; (if (not indent-tabs-mode)
+    ;;     (siren-display-indentation t))
 
     (hl-line-mode t)
     (whitespace-mode t))