diff --git a/lisp/emacs-lisp/rmc.el b/lisp/emacs-lisp/rmc.el
index 883f8bf187f..8aa68f13c54 100644
--- a/lisp/emacs-lisp/rmc.el
+++ b/lisp/emacs-lisp/rmc.el
@@ -23,6 +23,9 @@
 
 ;;; Code:
 
+(declare-function touch-screen-pinch "touch-screen")
+(declare-function touch-screen-scroll "touch-screen")
+
 (defun rmc--add-key-description (elem)
   (let* ((char (car elem))
          (name (cadr elem))