diff --git a/src/includes/includes.h b/src/includes/includes.h
index b90a494..76a7d32 100644
--- a/src/includes/includes.h
+++ b/src/includes/includes.h
@@ -1,7 +1,7 @@
 #ifndef INCLUDES_H
 #define INCLUDES_H
 
-int detfileext(const char* str, const int size);
-int main(int argc, char *argv[]);
+extern const char* appendcopyname(const char *src);
+extern int main(int argc, char *argv[]);
 
 #endif