diff --git a/doom-modeline.el b/doom-modeline.el
index ed2eb95..5bd2e50 100644
--- a/doom-modeline.el
+++ b/doom-modeline.el
@@ -46,6 +46,7 @@
 
 (require 'projectile)
 (require 'all-the-icons)
+(require 'dash)
 (require 'memoize)
 (require 'shrink-path)
 (require 'eldoc-eval)
@@ -194,7 +195,7 @@ error if it doesn't exist."
 (defun doom-set-modeline (key &optional default)
   "Set the modeline format. Does nothing if the modeline KEY doesn't exist. If
 DEFAULT is non-nil, set the default mode-line for all buffers."
-  (-when-let ((modeline (doom-modeline key)))
+  (-when-let* ((modeline (doom-modeline key)))
     (setf (if default
               (default-value 'mode-line-format)
             (buffer-local-value 'mode-line-format (current-buffer)))
@@ -859,7 +860,7 @@ Returns \"\" to not break --no-window-system."
   "The persp number."
   (when (featurep 'persp-mode)
     (when (+doom-window-bottom-left-p)
-      (-when-let ((persp (get-current-persp)))
+      (-when-let* ((persp (get-current-persp)))
         (propertize
          (concat
           (number-to-string