diff --git a/CHANGELOG.md b/CHANGELOG.md
index 06efd7fc5..ef5e653db 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@
 
 - [#3714](https://github.com/clojure-emacs/cider/pull/3714): Show progress when evaluating files using `cider-load-all-files`.
 - [#3713](https://github.com/clojure-emacs/cider/pull/3713): Optimize `nrepl-dict-get` and deprecate its 3-argument arity.
+- [#3719](https://github.com/clojure-emacs/cider/pull/3719): Clean duplicate define-key
 
 ### Bugs fixed
 
diff --git a/cider-connection.el b/cider-connection.el
index a72e014e5..35a8f2f04 100644
--- a/cider-connection.el
+++ b/cider-connection.el
@@ -631,7 +631,6 @@ REPL defaults to the current REPL."
     (define-key map (kbd "j d") #'cider-describe-connection)
     (define-key map (kbd "j i") #'cider-describe-connection)
     (define-key map (kbd "C-c C-q") #'cider-quit)
-    (define-key map (kbd "C-c C-q") #'cider-quit)
     (define-key map (kbd "C-c C-r") #'cider-restart)
     (define-key map (kbd "C-c M-r") #'cider-restart)
     (define-key map (kbd "C-c C-d") #'cider-describe-connection)