diff --git a/ci/test_requirements.txt b/ci/test_requirements.txt
index be9efbef700..832b0f87e36 100644
--- a/ci/test_requirements.txt
+++ b/ci/test_requirements.txt
@@ -3,4 +3,4 @@ pytest==7.4.0
 pytest-mpl==0.16.1
 netCDF4==1.6.4
 coverage==7.3.0
-dask==2023.8.1
+dask==2023.9.0