diff --git a/winston/index.d.ts b/winston/index.d.ts
index bf98f07944..0b10766d10 100644
--- a/winston/index.d.ts
+++ b/winston/index.d.ts
@@ -193,6 +193,10 @@ declare namespace winston {
         new (options?: ConsoleTransportOptions): ConsoleTransportInstance;
     }
 
+    export interface DailyRotateFileTransportInstance extends TransportInstance {
+        new (options?: DailyRotateFileTransportOptions): DailyRotateFileTransportInstance;
+    }
+
     export interface FileTransportInstance extends TransportInstance {
         json: boolean;
         logstash: boolean;