diff --git a/src/proto/fileio.pro b/src/proto/fileio.pro
index 7579631..12d5c14 100644
--- a/src/proto/fileio.pro
+++ b/src/proto/fileio.pro
@@ -48,6 +48,7 @@
 int has_cursormovedI(void);
 int has_textchanged(void);
 int has_textchangedI(void);
+int has_textchangedP(void);
 int has_insertcharpre(void);
 int has_cmdundefined(void);
 int has_funcundefined(void);