diff --git a/configs/config-suite-b.h b/configs/config-suite-b.h
index c70773d..95c4087 100644
--- a/configs/config-suite-b.h
+++ b/configs/config-suite-b.h
@@ -110,3 +110,8 @@
  */
 #define MBEDTLS_SSL_IN_CONTENT_LEN             1024
 #define MBEDTLS_SSL_OUT_CONTENT_LEN             1024
+
+/* These defines are present so that the config modifying scripts can enable
+ * them during tests/scripts/test-ref-configs.pl */
+//#define MBEDTLS_USE_PSA_CRYPTO
+//#define MBEDTLS_PSA_CRYPTO_C