diff --git a/helm-command.el b/helm-command.el
index 4e86124f8..9b5c07024 100644
--- a/helm-command.el
+++ b/helm-command.el
@@ -125,7 +125,7 @@ Return nil if no mode-map found."
   "Toggle short doc display in helm-M-x."
   (interactive)
   (setq helm-M-x-show-short-doc (not helm-M-x-show-short-doc))
-  (helm-update (concat "^" (helm-get-selection)) (helm-get-current-source)))
+  (helm-force-update (concat "^" (helm-get-selection)) (helm-get-current-source)))
 (put 'helm-M-x-toggle-short-doc 'no-helm-mx t)
 
 (defun helm-M-x-transformer-1 (candidates &optional sort ignore-props)
diff --git a/helm-elisp.el b/helm-elisp.el
index 4b9b7d931..ce8087991 100644
--- a/helm-elisp.el
+++ b/helm-elisp.el
@@ -791,8 +791,8 @@ is only used to test DEFAULT."
     (unless (memq 'helm-apropos helm-commands-using-frame)
       (setq helm-M-x-show-short-doc (not helm-M-x-show-short-doc)
             helm-apropos-show-short-doc (not helm-apropos-show-short-doc))
-      (helm-update (concat "^" (helm-stringify (helm-get-selection)))
-                   (helm-get-current-source)))))
+      (helm-force-update (concat "^" (helm-stringify (helm-get-selection)))
+                         (helm-get-current-source)))))
 
 ;;;###autoload
 (defun helm-apropos (default)