diff --git a/backend/test/test_03_serve.py b/backend/test/test_03_serve.py
index 2ea4de7..c0fe27a 100644
--- a/backend/test/test_03_serve.py
+++ b/backend/test/test_03_serve.py
@@ -640,7 +640,9 @@ def test_insert_metric(setup):
     assert len(c) == 1
     for item in sample_data["metrics"][0]:
         print(item)
-        if item == "timestamp":
+        if item == "_id":
+            pass
+        elif item == "timestamp":
             assert c[0][item].replace(microsecond=0, second=0) == sample_data["metrics"][0][item].replace(microsecond=0,second=0)
         else:
             assert c[0][item] == sample_data["metrics"][0][item]