diff --git a/scripts/config.pl b/scripts/config.pl
index 40e3959e4..0d10e4948 100755
--- a/scripts/config.pl
+++ b/scripts/config.pl
@@ -39,6 +39,8 @@
 #       - this could be enabled if the respective tests were adapted
 #   MBEDTLS_ZLIB_SUPPORT
 #   MBEDTLS_PKCS11_C
+#   MBEDTLS_NO_UDBL_DIVISION
+#   MBEDTLS_NO_64BIT_MULTIPLICATION
 #   MBEDTLS_PSA_CRYPTO_SPM
 #   MBEDTLS_PSA_INJECT_ENTROPY
 #   MBEDTLS_ECP_RESTARTABLE