1 files changed, 2 insertions, 2 deletions
diff --git a/py/misc.h b/py/misc.h
index fd54147efd..97e16c23ec 100644
--- a/py/misc.h
+++ b/py/misc.h
@@ -88,8 +88,8 @@ int m_get_peak_bytes_allocated(void);
 
 typedef int unichar; // TODO
 
-unichar utf8_get_char(const char *s);
-char *utf8_next_char(const char *s);
+unichar utf8_get_char(const byte *s);
+const byte *utf8_next_char(const byte *s);
 
 bool unichar_isspace(unichar c);
 bool unichar_isalpha(unichar c);