diff --git a/index.ts b/index.ts
index 957ff55..4597669 100644
--- a/index.ts
+++ b/index.ts
@@ -16,7 +16,7 @@ export class File implements Writer {
     }
 
     public log(_level: Level, ...data: any[]) : void {
-        for (const block of data) this.sink.write(block)
+        this.sink.write(data.join(" "))
         this.sink.write(os.EOL)
     }