diff --git a/.wolfssl_known_macro_extras b/.wolfssl_known_macro_extras
index 4db52f1914..ef25bf38b2 100644
--- a/.wolfssl_known_macro_extras
+++ b/.wolfssl_known_macro_extras
@@ -667,6 +667,7 @@ WC_NO_ASYNC_SLEEP
 WC_NO_RNG_SIMPLE
 WC_NO_STATIC_ASSERT
 WC_NO_VERBOSE_RNG
+WC_PBKDF_MAX_ITERATIONS
 WC_PKCS11_FIND_WITH_ID_ONLY
 WC_PKCS12_PBKDF_USING_MP_API
 WC_PROTECT_ENCRYPTED_MEM