diff --git a/src/menu.c b/src/menu.c
index 0fb286c..f01a34e 100644
--- a/src/menu.c
+++ b/src/menu.c
@@ -462,7 +462,7 @@
 	 * name (without mnemonic and accelerator text). */
 	next_name = menu_name_skip(name);
 #ifdef	FEAT_MULTI_LANG
-	map_to = menutrans_lookup(name,STRLEN(name));
+	map_to = menutrans_lookup(name, (int)STRLEN(name));
 	if (map_to != NULL)
 	{
 	    en_name = name;