diff --git a/.wolfssl_known_macro_extras b/.wolfssl_known_macro_extras
index 643c0af73..c17b295ad 100644
--- a/.wolfssl_known_macro_extras
+++ b/.wolfssl_known_macro_extras
@@ -855,6 +855,7 @@ WOLFSSL_SP_INT_SQR_VOLATILE
 WOLFSSL_STACK_CHECK
 WOLFSSL_STM32F427_RNG
 WOLFSSL_STM32_RNG_NOLIB
+WOLFSSL_STM32U5_DHUK
 WOLFSSL_STRONGEST_HASH_SIG
 WOLFSSL_STSAFE_TAKES_SLOT
 WOLFSSL_TELIT_M2MB