diff --git a/openml/__version__.py b/openml/__version__.py
index 392bf4b37..cf5a8535d 100644
--- a/openml/__version__.py
+++ b/openml/__version__.py
@@ -5,4 +5,4 @@
 # The following line *must* be the last in the module, exactly as formatted:
 from __future__ import annotations
 
-__version__ = "0.15.1"
+__version__ = "0.16.0"
diff --git a/pyproject.toml b/pyproject.toml
index 1774bec70..2bf762b09 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -82,6 +82,7 @@ test=[
     "openml-sklearn",
     "packaging",
     "pytest-mock",
+    "openml-sklearn",
 ]
 examples=[
     "matplotlib",