diff --git a/lisp/ein-notebook.el b/lisp/ein-notebook.el
index 54e2550..a971c74 100644
--- a/lisp/ein-notebook.el
+++ b/lisp/ein-notebook.el
@@ -59,7 +59,7 @@
 (require 'ein-notebooklist)
 (require 'poly-ein)
 
-(declare-function ob-ein-anonymous-p "ob-ein")
+(autoload 'ob-ein-anonymous-p "ob-ein")
 
 (make-obsolete-variable 'ein:use-smartrep nil "0.17.0")