diff --git a/arcfour.h b/arcfour.h
index f8e668929893ee7a9c44188af0137bb53a5053df..7ef21f0a5ab953de5f4d250a182eb3d8ac72a01b 100644
--- a/arcfour.h
+++ b/arcfour.h
@@ -35,7 +35,6 @@ extern "C" {
 /* Name mangling */
 #define arcfour_set_key nettle_arcfour_set_key
 #define arcfour_crypt nettle_arcfour_crypt
-#define arcfour_stream nettle_arcfour_stream
 
 /* Minimum and maximum keysizes, and a reasonable default. In
  * octets.*/