diff --git a/poetry.lock b/poetry.lock
index b6d0d73a..a89af2fd 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1605,8 +1605,8 @@ files = [
 
 [package.dependencies]
 numpy = [
-    {version = ">=1.23.2", markers = "python_version >= \"3.11\""},
     {version = ">=1.21.0", markers = "python_version >= \"3.10\" and python_version < \"3.11\""},
+    {version = ">=1.23.2", markers = "python_version >= \"3.11\""},
 ]
 python-dateutil = ">=2.8.1"
 pytz = ">=2020.1"
@@ -2942,4 +2942,4 @@ plot = ["ampel-plot"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.10,<3.12"
-content-hash = "6ec1a2ed88a7e0f765a65915f56a018474a535bca80c88ec9683bbd3d347e05b"
+content-hash = "3e549624a3318dca587c4857d22479512f12c669d6ffaafce89edeb49dc3e39d"
diff --git a/pyproject.toml b/pyproject.toml
index b9764a1a..a9226393 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -54,7 +54,7 @@ ampel-core = "^0.8.6"
 ampel-photometry = "^0.8.3"
 ampel-alerts = "^0.8.4"
 ampel-plot = {version = "^0.8.3-3", optional = true}
-pandas = {version = "^1.5.2", optional = true}
+pandas = {version = "^1.5.2 || ^2.0.0", optional = true}
 scipy = "^1.9.3"
 planobs = {version = "^0.6.1", optional = true}