diff --git a/api/test/test_covjson.py b/api/test/test_covjson.py
index ac2d980f..28545411 100644
--- a/api/test/test_covjson.py
+++ b/api/test/test_covjson.py
@@ -94,10 +94,14 @@ def test_empty_response_convert():
     test_data = load_json("test/test_data/test_empty_proto.json")
     response = create_mock_obs_response(test_data)
 
-    # Expect to get an HTTPException when converting an empty response
-    with pytest.raises(HTTPException):
+    # Expect to get an HTTPException with status code of 404 and detail of
+    # "No data found" when converting an empty response
+    with pytest.raises(HTTPException) as exception_info:
         Covjson().convert(response)
 
+    assert exception_info.value.detail == "No data found"
+    assert exception_info.value.status_code == 404
+
 
 def create_mock_obs_response(json_data):
     response = dstore.GetObsResponse()