diff --git a/scripts/config.pl b/scripts/config.pl
index d2af5a4..6d6a470 100755
--- a/scripts/config.pl
+++ b/scripts/config.pl
@@ -62,7 +62,7 @@
 #   MBEDTLS_OPTIMIZE_TINYCRYPT_ASM
 #   MBEDTLS_AES_128_BIT_MASKED
 #   MBEDTLS_PLATFORM_FAULT_CALLBACKS
-#   MBEDTLS_DELAYED_SERVER_CERT_VERIFICATION
+#   MBEDTLS_SSL_DELAYED_SERVER_CERT_VERIFICATION
 #   MBEDTLS_SSL_FREE_SERVER_CERTIFICATE
 #   MBEDTLS_SSL_IMMEDIATE_TRANSMISSION
 #   MBEDTLS_SSL_EARLY_KEY_COMPUTATION
@@ -154,7 +154,7 @@
 MBEDTLS_OPTIMIZE_TINYCRYPT_ASM
 MBEDTLS_AES_128_BIT_MASKED
 MBEDTLS_PLATFORM_FAULT_CALLBACKS
-MBEDTLS_DELAYED_SERVER_CERT_VERIFICATION
+MBEDTLS_SSL_DELAYED_SERVER_CERT_VERIFICATION
 MBEDTLS_SSL_FREE_SERVER_CERTIFICATE
 MBEDTLS_SSL_IMMEDIATE_TRANSMISSION
 MBEDTLS_SSL_EARLY_KEY_COMPUTATION