diff --git a/lisp/leim/quail/iroquoian.el b/lisp/leim/quail/iroquoian.el
index 66aea7da38a..38b53f39483 100644
--- a/lisp/leim/quail/iroquoian.el
+++ b/lisp/leim/quail/iroquoian.el
@@ -1044,7 +1044,7 @@ Entries are as with rules in `quail-define-rules'.")
 (defconst iroquoian-haudenosaunee-exception-alist
   '(("_" ?\N{COMBINING LOW LINE})
     ("__" ?_))
-  "Rules' alist for phonological exception markers in Haudenosaunee input methods.
+  "Rules alist for phonological exception markers in Haudenosaunee input methods.
 Entries are as with rules in `quail-define-rules'.")
 
 (defconst iroquoian-haudenosaunee-nasal-alist iroquoian-onondaga-nasal-alist