--- a/networking/wget.c
+++ b/networking/wget.c
@@ -437,7 +437,7 @@ int wget_main(int argc ATTRIBUTE_UNUSED,
 		"directory-prefix\0" Required_argument "P"
 		"proxy\0"            Required_argument "Y"
 		"user-agent\0"       Required_argument "U"
-		"passive-ftp\0"      No_argument       "\xff"
+		"passive-ftp\0"      No_argument       "\xfd"
 		"header\0"           Required_argument "\xfe"
 		;
 #endif
