diff --git a/ctaocrypt/src/random.c b/ctaocrypt/src/random.c
index 0cb566404..33bd75db8 100644
--- a/ctaocrypt/src/random.c
+++ b/ctaocrypt/src/random.c
@@ -23,6 +23,8 @@
     #include <config.h>
 #endif
 
+#include <cyassl/ctaocrypt/settings.h>
+
 /* on HPUX 11 you may need to install /dev/random see
    http://h20293.www2.hp.com/portal/swdepot/displayProductInfo.do?productNumber=KRNG11I