diff --git a/programs/fuzz/common.c b/programs/fuzz/common.c
index 98aa4037b3..41fa858a41 100644
--- a/programs/fuzz/common.c
+++ b/programs/fuzz/common.c
@@ -1,3 +1,5 @@
+#define MBEDTLS_DECLARE_PRIVATE_IDENTIFIERS
+
 #include "common.h"
 #include <limits.h>
 #include <stdio.h>
diff --git a/programs/ssl/ssl_test_lib.c b/programs/ssl/ssl_test_lib.c
index acc01a2182..6aa60fbfb6 100644
--- a/programs/ssl/ssl_test_lib.c
+++ b/programs/ssl/ssl_test_lib.c
@@ -8,6 +8,7 @@
  *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
+#define MBEDTLS_DECLARE_PRIVATE_IDENTIFIERS
 
 #include "ssl_test_lib.h"