diff --git a/antarest/study/common/studystorage.py b/antarest/study/common/studystorage.py
index 552697b25d..eb3f561448 100644
--- a/antarest/study/common/studystorage.py
+++ b/antarest/study/common/studystorage.py
@@ -276,7 +276,7 @@ def export_study_flat(
             path_study: source path.
             dst_path: destination path.
             outputs: list of outputs to keep.
-            output_src_path: list of source outputs path
+            output_src_path: list output path
             output_list_filter:list of outputs to keep
         """
         raise NotImplementedError()
diff --git a/antarest/study/service.py b/antarest/study/service.py
index fb487cb2c8..baaf7a9782 100644
--- a/antarest/study/service.py
+++ b/antarest/study/service.py
@@ -1036,7 +1036,7 @@ def export_study_flat(
         storage = self.storage_service.get_storage(study)
         if isinstance(study, RawStudy):
             if study.archived:
-                storage.unarchive(study)
+                storage.unarchived(study)
             try:
                 return storage.export_study_flat(
                     path_study=path_study,
diff --git a/antarest/study/storage/rawstudy/raw_study_service.py b/antarest/study/storage/rawstudy/raw_study_service.py
index c4552cc350..cc73f37391 100644
--- a/antarest/study/storage/rawstudy/raw_study_service.py
+++ b/antarest/study/storage/rawstudy/raw_study_service.py
@@ -368,7 +368,7 @@ def archive(self, study: RawStudy) -> Path:
         self.cache.invalidate(study.id)
         return new_study_path
 
-    def unarchived(self, study: RawStudy) -> None:
+    def unarchive(self, study: RawStudy) -> None:
         with open(
             self.get_archive_path(study),
             "rb",
diff --git a/antarest/study/storage/variantstudy/variant_study_service.py b/antarest/study/storage/variantstudy/variant_study_service.py
index cc18c03bb7..85299f3736 100644
--- a/antarest/study/storage/variantstudy/variant_study_service.py
+++ b/antarest/study/storage/variantstudy/variant_study_service.py
@@ -727,7 +727,7 @@ def _generate(
             else:
                 path_study = Path(parent_study.path)
                 if parent_study.archived:
-                    self.raw_study_service.unarchived(parent_study)
+                    self.raw_study_service.unarchive(parent_study)
                 try:
                     self.raw_study_service.export_study_flat(
                         path_study=path_study,