diff --git a/tests/basic_checks/test_temporal_demo_hourly_D_H_ErrorMessage_2.py b/tests/basic_checks/test_temporal_demo_hourly_D_H_ErrorMessage_2.py
index 3bb5cf8d9..73e424cc9 100644
--- a/tests/basic_checks/test_temporal_demo_hourly_D_H_ErrorMessage_2.py
+++ b/tests/basic_checks/test_temporal_demo_hourly_D_H_ErrorMessage_2.py
@@ -4,8 +4,8 @@
 import numpy as np
 import pandas as pd
 
-DATA_FREQ = 'H'
-PERIODS = ["D" , "H"]
+DATA_FREQ = 'h'
+PERIODS = ["D" , "h"]
 H = 365
 N = H * 10
 lDateColumn = "Date"
diff --git a/tests/basic_checks/test_temporal_demo_hourly_D_H_ErrorMessage_3.py b/tests/basic_checks/test_temporal_demo_hourly_D_H_ErrorMessage_3.py
index d97dda267..1f614b30a 100644
--- a/tests/basic_checks/test_temporal_demo_hourly_D_H_ErrorMessage_3.py
+++ b/tests/basic_checks/test_temporal_demo_hourly_D_H_ErrorMessage_3.py
@@ -4,8 +4,8 @@
 import numpy as np
 import pandas as pd
 
-DATA_FREQ = 'H'
-PERIODS = ["T" , "H"]
+DATA_FREQ = 'h'
+PERIODS = ["min" , "h"]
 H = 365
 N = H * 10
 lDateColumn = "Date"