diff --git a/lib/search/glob.c b/lib/search/glob.c
index 53173261f..a99de9805 100644
--- a/lib/search/glob.c
+++ b/lib/search/glob.c
@@ -101,7 +101,7 @@ mc_search__glob_translate_to_regex (const GString * astr)
 /* --------------------------------------------------------------------------------------------- */
 
 static GString *
-mc_search__translate_replace_glob_to_regex (gchar * str)
+mc_search__translate_replace_glob_to_regex (const char * str)
 {
     GString *buff;
     int cnt = '0';