diff --git a/types/lualogging/logging.d.tl b/types/lualogging/logging.d.tl
index 57b9927..f19602f 100644
--- a/types/lualogging/logging.d.tl
+++ b/types/lualogging/logging.d.tl
@@ -47,6 +47,7 @@ local record logging
 
    new: function(append: function(self: Log, level: Level, msg: string | function), startLevel: Level): Log
    buildLogPatterns: function(patterns: table, default: string): table
+   date: function(format: string, time: integer | string): string
    defaultLogPatterns: function(patt: string | table): table
    defaultTimestampPattern: function(patt: string): string
    defaultLevel: function(level: Level): Level