diff --git a/doc/conf.py b/doc/conf.py
index e2a58eb1..7fc9b977 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -74,7 +74,7 @@
 # built documents.
 #
 # The short X.Y version.
-release: str = get_version("pypsa")
+release: str = get_version("atlite")
 version: str = ".".join(release.split(".")[:2])
 # The full version, including alpha/beta/rc tags.
 release = version
diff --git a/pyproject.toml b/pyproject.toml
index 0aa94927..4a098ca4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ classifiers=[
 ]
 requires-python = ">=3.9"
 dependencies = [
-       "numpy",
+       "numpy<2.0",
         "scipy",
         "pandas>=0.25",
         "bottleneck",