diff --git a/org-ql-view.el b/org-ql-view.el
index 02ebb3f..e115920 100644
--- a/org-ql-view.el
+++ b/org-ql-view.el
@@ -634,11 +634,11 @@ purposes of compatibility with changes in Org 9.4."
                                 read-value))
                        read-value))
                (org-super-agenda-allow-unsafe-groups nil) ; Disallow unsafe group selectors.
-               (groups (--when-let (alist-get "super-groups" params nil nil #'string=)
+               (groups (--when-let (car (alist-get "super-groups" params nil nil #'string=))
                          (read it)))
-               (title (--when-let (alist-get "title" params nil nil #'string=)
+               (title (--when-let (car (alist-get "title" params nil nil #'string=))
                         (read it)))
-               (buffers-files (--if-let (alist-get "buffers-files" params nil nil #'string=)
+               (buffers-files (--if-let (car (alist-get "buffers-files" params nil nil #'string=))
                                   (org-ql-view--expand-buffers-files (read it))
                                 (current-buffer))))
     (unless (or (bufferp buffers-files)