diff --git a/tests/validation.csv b/tests/validation.csv
index 396f391..a5dfba9 100644
--- a/tests/validation.csv
+++ b/tests/validation.csv
@@ -1,3 +1,3 @@
 time,Correlation,RMSE,MAE,R-squared,Bias,Regression slope
-2023-12-21 17:51:53.318983+11:00,0.953,0.149,0.124,0.908,0.11,1.036
-2023-12-21 18:07:40.447396+11:00,0.953,0.149,0.124,0.908,0.11,1.036
+2023-12-21 17:51:53.318983+00:00,0.953,0.149,0.124,0.908,0.11,1.036
+2023-12-21 18:07:40.447396+00:00,0.953,0.149,0.124,0.908,0.11,1.036