1 files changed, 6 insertions, 0 deletions

diff --git a/lisp/apropos.el b/lisp/apropos.el
index 53bbe1673b7..1cd37310e1c 100644
--- a/lisp/apropos.el
+++ b/lisp/apropos.el
@@ -277,6 +277,9 @@ Returns list of symbols and documentation found."
                         (not (setq local (lookup-key current-local-map key)))
                         (numberp local)
                         (eq command local))
+                    ;; check if this binding is already recorded
+                    ;; (this can happen due to inherited keymaps)
+                    (not (member key (nthcdr 3 item)))
                     ;; add this key binding to the item in alist
                     (nconc item (cons key nil))))
               ((vectorp (car map))
@@ -305,6 +308,9 @@ Returns list of symbols and documentation found."
                             (not (setq local (lookup-key current-local-map key)))
                             (numberp local)
                             (eq command local))
+                        ;; check if this binding is already recorded
+                        ;; (this can happen due to inherited keymaps)
+                        (not (member key (nthcdr 3 item)))
                         ;; add this key binding to the item in alist
                         (nconc item (cons key nil)))
                    (setq i (1+ i))))))