diff --git a/module2/exo4/tea_consumption.txt b/module2/exo4/tea_consumption.txt
index e418c06651c3a9ea1dec7336a397d61fdb88aa7b..9f01a7326a5756edb03343e888d3a3d3a9096781 100644
--- a/module2/exo4/tea_consumption.txt
+++ b/module2/exo4/tea_consumption.txt
@@ -1,20 +1,20 @@
 date numb_cups
 
-27.01.23 4
-30.01.23 3
-01.02.23 4
-02.02.23 1
-03.02.23 2
-07.02.23 4
-08.02.23 5
-09.02.23 3
-10.02.23 4
-13.02.23 3
-15.02.23 5
-16.02.23 7
-21.02.23 2
-24.02.23 3
-27.02.23 4
-28.02.23 3
-01.03.23 2
-02.03.23 5
\ No newline at end of file
+2023/01/27 4
+2023/01/30 3
+2023/02/01 4
+2023/02/02 1
+2023/02/03 2
+2023/02/07 4
+2023/02/08 5
+2023/02/09 3
+2023/02/10 4
+2023/02/13 3
+2023/02/15 5
+2023/02/16 7
+2023/02/21 2
+2023/02/24 3
+2023/02/27 4
+2023/02/28 3
+2023/03/01 2
+2023/03/02 5
\ No newline at end of file