diff --git a/options.h b/options.h
index 56b6370ab862e9795607e4d35a5fd7780773ccae..c96709cc91991d50119999608d44fafddba72c0a 100644
--- a/options.h
+++ b/options.h
@@ -123,8 +123,8 @@ much traffic. */
  * which are not the standard form. */
 #define DROPBEAR_SHA1_HMAC
 #define DROPBEAR_SHA1_96_HMAC
-/*#define DROPBEAR_SHA2_256_HMAC*/
-/*#define DROPBEAR_SHA2_512_HMAC*/
+#define DROPBEAR_SHA2_256_HMAC
+#define DROPBEAR_SHA2_512_HMAC
 #define DROPBEAR_MD5_HMAC
 
 /* You can also disable integrity. Don't bother disabling this if you're