diff --git a/wolfssl/internal.h b/wolfssl/internal.h
index e914a78132..8667e0fc20 100644
--- a/wolfssl/internal.h
+++ b/wolfssl/internal.h
@@ -5460,7 +5460,8 @@ typedef enum {
     STACK_TYPE_X509_NAME_ENTRY    = 17,
     STACK_TYPE_X509_REQ_ATTR      = 18,
     STACK_TYPE_GENERAL_SUBTREE    = 19,
-    STACK_TYPE_X509_REVOKED       = 20
+    STACK_TYPE_X509_REVOKED       = 20,
+    WOLF_ENUM_DUMMY_LAST_ELEMENT(WOLF_STACK_TYPE)
 } WOLF_STACK_TYPE;
 
 #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)