diff --git a/library/version_features.c b/library/version_features.c
index 161788ca7..af3eb6ce5 100644
--- a/library/version_features.c
+++ b/library/version_features.c
@@ -543,6 +543,9 @@ static const char *features[] = {
 #if defined(MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION)
     "MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION",
 #endif /* MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION */
+#if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
+    "MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK",
+#endif /* MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK */
 #if defined(MBEDTLS_X509_CHECK_KEY_USAGE)
     "MBEDTLS_X509_CHECK_KEY_USAGE",
 #endif /* MBEDTLS_X509_CHECK_KEY_USAGE */