diff --git a/src/CopyrighFixer/CopyrighFixer/worker.h b/src/CopyrighFixer/CopyrighFixer/worker.h
index 9fde65e..bb1eb9f 100644
--- a/src/CopyrighFixer/CopyrighFixer/worker.h
+++ b/src/CopyrighFixer/CopyrighFixer/worker.h
@@ -9,9 +9,10 @@
 #define WORKER_H
 
 #include "CopyrighFixer_global.h"
-#include "config.h"
-#include "signer.h"
-#include "configparser.h"
+
+class ConfigParser;
+class Signer;
+class Config;
 
 
 namespace CopyrighFixer {