diff --git a/src/proto/vim9compile.pro b/src/proto/vim9compile.pro
index 0f3ebc3..41c6887 100644
--- a/src/proto/vim9compile.pro
+++ b/src/proto/vim9compile.pro
@@ -1,5 +1,7 @@
 /* vim9compile.c */
 int check_defined(char_u *p, int len, cctx_T *cctx);
+type_T *typval2type(typval_T *tv);
+int check_type(type_T *expected, type_T *actual, int give_msg);
 char_u *skip_type(char_u *start);
 type_T *parse_type(char_u **arg, garray_T *type_gap);
 char *vartype_name(vartype_T type);
diff --git a/src/proto/vim9script.pro b/src/proto/vim9script.pro
index 45deed6..3a7b6e1 100644
--- a/src/proto/vim9script.pro
+++ b/src/proto/vim9script.pro
@@ -7,4 +7,5 @@
 int find_exported(int sid, char_u **argp, int *name_len, ufunc_T **ufunc, type_T **type);
 char_u *handle_import(char_u *arg_start, garray_T *gap, int import_sid, void *cctx);
 char_u *vim9_declare_scriptvar(exarg_T *eap, char_u *arg);
+void check_script_var_type(typval_T *dest, typval_T *value, char_u *name);
 /* vim: set ft=c : */