diff --git a/pyproject.toml b/pyproject.toml
index 2c673f2..3a19e97 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ authors = [{name = "Lamin Labs", email = "open-source@lamin.ai"}]
 readme = "README.md"
 dynamic = ["version", "description"]
 dependencies = [
-    "lnschema-bionty==0.40.0",
+    "lnschema-bionty==0.40.1",
 ]
 
 [project.urls]