diff --git a/TaskB04/run b/TaskB04/run
index 6de69ed..c9537b2 100644
--- a/TaskB04/run
+++ b/TaskB04/run
@@ -50,8 +50,10 @@ for line in sys.stdin:
 print(sys.argv, sys.argv[1].replace('.arg', '.exp'))
 
 
-new_file = sys.argv[1].replace('.arg', '.txt')
-shutil.copy(sys.argv[1], new_file) #copy the file to destination dir
+shutil.copy(
+    sys.argv[1].replace('.arg', '.exp'),
+	sys.argv[1].replace('.arg', '.txt')
+	)
 
 f = open(new_file, 'r')