diff --git a/pyproject.toml b/pyproject.toml
index e35f971c..175536a2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,7 +39,7 @@ etl = [
     "owlready2",
     "rdflib",
     "wikibaseintegrator>=0.12.0",
-    "wags-tails",
+    "wags-tails~=0.2.0",
     "tqdm",
     "rich"
 ]