diff --git a/src/proto/vim9compile.pro b/src/proto/vim9compile.pro
index 52ccb06..7800d3b 100644
--- a/src/proto/vim9compile.pro
+++ b/src/proto/vim9compile.pro
@@ -1,6 +1,6 @@
 /* vim9compile.c */
 int check_defined(char_u *p, size_t len, cctx_T *cctx);
-int check_compare_types(exptype_T type, typval_T *tv1, typval_T *tv2);
+int check_compare_types(exprtype_T type, typval_T *tv1, typval_T *tv2);
 int use_typecheck(type_T *actual, type_T *expected);
 int get_script_item_idx(int sid, char_u *name, int check_writable, cctx_T *cctx);
 imported_T *find_imported(char_u *name, size_t len, cctx_T *cctx);
@@ -9,7 +9,7 @@
 char_u *next_line_from_context(cctx_T *cctx, int skip_comment);
 char_u *to_name_end(char_u *arg, int use_namespace);
 char_u *to_name_const_end(char_u *arg);
-exptype_T get_compare_type(char_u *p, int *len, int *type_is);
+exprtype_T get_compare_type(char_u *p, int *len, int *type_is);
 void error_white_both(char_u *op, int len);
 int assignment_len(char_u *p, int *heredoc);
 void vim9_declare_error(char_u *name);