diff --git a/Project.toml b/Project.toml
index 95c3fdcd56f8739d28b4cb54204a4f3eb59e02c7..9aed8765c10b4294ca1a1116cbfd049f7a703d0f 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "TaggingBackends"
 uuid = "e551f703-3b82-4335-b341-d497b48d519b"
 authors = ["François Laurent", "Institut Pasteur"]
-version = "0.6.1"
+version = "0.7"
 
 [deps]
 Dates = "ade2ca70-3891-5945-98fb-dc099432e06a"
diff --git a/pyproject.toml b/pyproject.toml
index 541fc80139b0b99ad746e4087f22bc8f8862b606..446468d8a8ece05e1aa0b195634b8e8f83346387 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "TaggingBackends"
-version = "0.6.1"
+version = "0.7"
 description = "Backbone for LarvaTagger.jl tagging backends"
 authors = ["François Laurent"]
 
diff --git a/src/taggingbackends/data/labels.py b/src/taggingbackends/data/labels.py
index a6da2c08d4fc63e870d2e5edea2815d3959f2fd6..6c17d77bc1eabf8945a7103c93397995bb5b377f 100644
--- a/src/taggingbackends/data/labels.py
+++ b/src/taggingbackends/data/labels.py
@@ -231,7 +231,6 @@ class Labels:
         return data
 
     def from_hierarchical_format(self, data):
-        # never tested
         self.metadata = dict(data["metadata"])
         run = self.metadata.pop("id")
         self.units = data.get("units", {})