diff --git a/src/plugins/irc/irc-nick.h b/src/plugins/irc/irc-nick.h
index 329cf87c5..cd34d39d8 100644
--- a/src/plugins/irc/irc-nick.h
+++ b/src/plugins/irc/irc-nick.h
@@ -56,10 +56,6 @@ struct t_irc_nick
     struct t_irc_nick *next_nick;   /* link to next nick on channel          */
 };
 
-extern void irc_nick_get_gui_infos (struct t_gui_buffer *buffer,
-                                    struct t_irc_nick *nick,
-                                    char *prefix, int *color_prefix,
-                                    struct t_gui_nick_group **group);
 extern struct t_irc_nick *irc_nick_new (struct t_irc_server *server,
                                         struct t_irc_channel *channel,
                                         char *nick_name, int is_chanowner,
diff --git a/src/plugins/scripts/script-api.c b/src/plugins/scripts/script-api.c
index 0d89b1569..b41b113e1 100644
--- a/src/plugins/scripts/script-api.c
+++ b/src/plugins/scripts/script-api.c
@@ -522,7 +522,7 @@ script_api_printf_y (struct t_weechat_plugin *weechat_plugin,
         return;
     
     va_start (argptr, format);
-    vsnprintf (buf, sizeof (buf) - 1, format, argptr);
+    vsnprintf (buf, 128 * 1024, format, argptr);
     va_end (argptr);
     
     buf2 = (script->charset && script->charset[0]) ?
@@ -569,16 +569,19 @@ script_api_log_printf (struct t_weechat_plugin *weechat_plugin,
                        char *format, ...)
 {
     va_list argptr;
-    char buf[1024];
-    char *buf2;
+    char *buf, *buf2;
+
+    buf = malloc (128 * 1024);
     
     va_start (argptr, format);
-    vsnprintf (buf, sizeof (buf) - 1, format, argptr);
+    vsnprintf (buf, 128 * 1024, format, argptr);
     va_end (argptr);
     
     buf2 = (script->charset && script->charset[0]) ?
         weechat_iconv_to_internal (script->charset, buf) : NULL;
     weechat_log_printf ("%s", (buf2) ? buf2 : buf);
+    
+    free (buf);
     if (buf2)
         free (buf2);
 }