diff --git a/cast128-meta.c b/cast128-meta.c
index de2a194aa72b92aa1d25e60964dba69703ac752c..a0343722e97aab0fe58dfc55ba86544a1cb68604 100644
--- a/cast128-meta.c
+++ b/cast128-meta.c
@@ -25,4 +25,4 @@
 #include "cast128.h"
 
 const struct nettle_cipher nettle_cast128
-= _NETTLE_CIPHER(cast128, CAST128, 128);
+= _NETTLE_CIPHER_FIX(cast128, CAST128, 128);