diff --git a/scripts/config.pl b/scripts/config.pl
index 751ea1d..0922e53 100755
--- a/scripts/config.pl
+++ b/scripts/config.pl
@@ -43,6 +43,7 @@
 #   MBEDTLS_X509_CRT_REMOVE_TIME
 #   MBEDTLS_X509_CRT_REMOVE_SUBJECT_ISSUER_ID
 #   MBEDTLS_X509_REMOVE_HOSTNAME_VERIFICATION
+#   MBEDTLS_X509_REMOVE_VERIFY_CALLBACK
 #   MBEDTLS_ZLIB_SUPPORT
 #   MBEDTLS_PKCS11_C
 #   and any symbol beginning _ALT
@@ -110,6 +111,7 @@
 MBEDTLS_X509_CRT_REMOVE_TIME
 MBEDTLS_X509_CRT_REMOVE_SUBJECT_ISSUER_ID
 MBEDTLS_X509_REMOVE_HOSTNAME_VERIFICATION
+MBEDTLS_X509_REMOVE_VERIFY_CALLBACK
 MBEDTLS_ZLIB_SUPPORT
 MBEDTLS_PKCS11_C
 MBEDTLS_NO_UDBL_DIVISION