diff --git a/py/repl.h b/py/repl.h
index db92560..c34a5b8 100644
--- a/py/repl.h
+++ b/py/repl.h
@@ -28,9 +28,11 @@
 
 #include "py/mpconfig.h"
 #include "py/misc.h"
+#include "py/mpprint.h"
 
 #if MICROPY_HELPER_REPL
 bool mp_repl_continue_with_input(const char *input);
+mp_uint_t mp_repl_autocomplete(const char *str, mp_uint_t len, const mp_print_t *print, const char **compl_str);
 #endif
 
 #endif // __MICROPY_INCLUDED_PY_REPL_H__