diff --git a/doom-modeline.el b/doom-modeline.el
index 6719708..8d67dd6 100644
--- a/doom-modeline.el
+++ b/doom-modeline.el
@@ -51,6 +51,7 @@
 (require 'shrink-path)
 
 (when (>= emacs-major-version 26)
+  (require 'subr-x)
   (defalias 'when-let 'when-let*))
 
 (eval-and-compile