diff --git a/python/pyproject.toml b/python/pyproject.toml
index d5d6cde..91976d7 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -17,7 +17,7 @@ dependencies = [
     "mlcroissant==1.0.12",
     "langcodes==3.5.0",
     "language_data==1.2.0",
-    "openml==0.15.0",
+    "openml==0.15.1",
     "python-dateutil==2.9.0.post0",
     "python-dotenv==1.0.1",
     "uvicorn==0.34.0",