diff --git a/tests/test_elastic_qe.py b/tests/test_elastic_qe.py
index c1e21182..052fb3bd 100644
--- a/tests/test_elastic_qe.py
+++ b/tests/test_elastic_qe.py
@@ -28,9 +28,9 @@ def validate_elastic_constants(elastic_matrix):
         elastic_matrix[0, 1] < 69,
         elastic_matrix[0, 2] < 69,
         elastic_matrix[1, 2] < 69,
-        elastic_matrix[3, 3] > 52,
-        elastic_matrix[4, 4] > 52,
-        elastic_matrix[5, 5] > 52,
+        elastic_matrix[3, 3] > 51,
+        elastic_matrix[4, 4] > 51,
+        elastic_matrix[5, 5] > 51,
         elastic_matrix[3, 3] < 53,
         elastic_matrix[4, 4] < 53,
         elastic_matrix[5, 5] < 53,