diff --git a/ydb/core/protos/config.proto b/ydb/core/protos/config.proto
index 9527a25e2962..de6af8a3cc87 100644
--- a/ydb/core/protos/config.proto
+++ b/ydb/core/protos/config.proto
@@ -1485,6 +1485,7 @@ message TAuditConfig {
         JSON = 1;                // Outputs audit log in format: "<time>: {"k1": "v1", "k2": "v2", ...}" where <time> is ISO 8601 format time string, k1, k2, ..., kn - fields of audit log message and v1, v2, ..., vn are their values
         TXT = 2;                 // Outputs audit log in format: "<time>: k1=v1, k2=v2, ..." where <time> is ISO 8601 format time string, k1, k2, ..., kn - fields of audit log message and v1, v2, ..., vn are their values
         JSON_LOG_COMPATIBLE = 3; // Outputs audit log in format: "{"@timestamp": "<ISO 8601 time>", "@log_type": "audit", "k1": "v1", "k2": "v2", ...}" where @timestamp is ISO 8601 format time string, k1, k2, ..., kn - fields of audit log message and v1, v2, ..., vn are their values // Suitable for output both debug log and audit log to the same destination (stderr)
+        G_59548_2022 = 4;        // Reserved
     }
 
     message TStderrBackend {