diff --git a/config.h.in b/config.h.in
index 115e173ca..77ae774bc 100644
--- a/config.h.in
+++ b/config.h.in
@@ -81,6 +81,9 @@
 /* Define if you use Skey.  */
 #undef HAVE_SKEY
 
+/* Define if you use SecurID.  */
+#undef HAVE_SECURID
+
 /* Define if you use Kerberos.  */
 #undef HAVE_KERB4