diff --git a/tests/unit/test_data_repo_tinydb.py b/tests/unit/test_data_repo_tinydb.py
index 52ad688..ee46549 100644
--- a/tests/unit/test_data_repo_tinydb.py
+++ b/tests/unit/test_data_repo_tinydb.py
@@ -1,10 +1,7 @@
 import random
 from pathlib import Path
-from unittest import mock
-from uuid import uuid4
 
 import pytest
-import tinydb
 
 from antareslauncher.data_repo.data_repo_tinydb import DataRepoTinydb
 from antareslauncher.study_dto import StudyDTO
diff --git a/tests/unit/test_study_dto.py b/tests/unit/test_study_dto.py
new file mode 100644
index 0000000..5f33287
--- /dev/null
+++ b/tests/unit/test_study_dto.py
@@ -0,0 +1,23 @@
+from antares.study.version import StudyVersion
+
+from antareslauncher.study_dto import StudyDTO
+
+
+def test_study_dto_from_dict_old_version_syntax():
+
+    study_dict = {
+        "path": "/path/to/study",
+        "antares_version": 880
+    }
+
+    study_dto = StudyDTO.from_dict(study_dict)
+    assert study_dto.antares_version == StudyVersion.parse("8.8")
+
+
+def test_study_dto_from_dict():
+    study_dict = {
+        "path": "/path/to/study",
+        "antares_version": "9.0"
+    }
+    study_dto = StudyDTO.from_dict(study_dict)
+    assert study_dto.antares_version == StudyVersion.parse("9.0")