diff --git a/ci/requirements.txt b/ci/requirements.txt
index 76c01e893fe..55e197fd5df 100644
--- a/ci/requirements.txt
+++ b/ci/requirements.txt
@@ -6,4 +6,4 @@ pint==0.22
 pyproj==3.6.1
 scipy==1.11.2
 traitlets==5.10.0
-xarray==2023.8.0
+xarray==2023.9.0