diff --git a/toolkit/tests/compare_case_groups/test_temporal_process.py b/toolkit/tests/compare_case_groups/test_temporal_process.py
index d07ce7ba..12948e45 100644
--- a/toolkit/tests/compare_case_groups/test_temporal_process.py
+++ b/toolkit/tests/compare_case_groups/test_temporal_process.py
@@ -169,8 +169,8 @@ def test_delta_calculation(self):
         )
 
         # Assertions
-        assert group_a_deltas.height == 21
-        assert group_b_deltas.height == 21
+        assert group_a_deltas.height == 3
+        assert group_b_deltas.height == 3
         for v in [-2, -2]:
             assert v in group_a_deltas_values
         for v in [7, -2, -2]: