diff --git a/lisp/ox-beamer.el b/lisp/ox-beamer.el
index f3a79d7c8..1d487e9e8 100644
--- a/lisp/ox-beamer.el
+++ b/lisp/ox-beamer.el
@@ -1092,6 +1092,7 @@ aid, but the tag does not have any semantic meaning."
 			  envs)
 		  '((:endgroup))
 		  '(("BMCOL" . ?|))))
+	 (org-tag-persistent-alist nil)
 	 (org-use-fast-tag-selection t)
 	 (org-fast-tag-selection-single-key t))
     (org-set-tags)