diff --git a/src/proto/dict.pro b/src/proto/dict.pro
index 388ddac..3185edc 100644
--- a/src/proto/dict.pro
+++ b/src/proto/dict.pro
@@ -26,6 +26,7 @@
 dictitem_T *dict_find(dict_T *d, char_u *key, int len);
 char_u *dict_get_string(dict_T *d, char_u *key, int save);
 varnumber_T dict_get_number(dict_T *d, char_u *key);
+varnumber_T dict_get_number_def(dict_T *d, char_u *key, int def);
 varnumber_T dict_get_number_check(dict_T *d, char_u *key);
 char_u *dict2string(typval_T *tv, int copyID, int restore_copyID);
 int dict_get_tv(char_u **arg, typval_T *rettv, int evaluate, int literal);