diff --git a/lisp/emacs-lisp/advice.el b/lisp/emacs-lisp/advice.el
index 9489a9fd1b3..752660156b9 100644
--- a/lisp/emacs-lisp/advice.el
+++ b/lisp/emacs-lisp/advice.el
@@ -2042,8 +2042,6 @@ in that CLASS."
 		 function class name)))
     (error "ad-remove-advice: `%s' is not advised" function)))
 
-(declare-function comp-subr-trampoline-install "comp-run")
-
 ;;;###autoload
 (defun ad-add-advice (function advice class position)
   "Add a piece of ADVICE to FUNCTION's list of advices in CLASS.