diff --git a/ci/requirements.txt b/ci/requirements.txt
index a4e27faac50..bda3e2730d4 100644
--- a/ci/requirements.txt
+++ b/ci/requirements.txt
@@ -5,5 +5,5 @@ pooch==1.9.0
 pint==0.25.3
 pyproj==3.7.2
 scipy==1.17.1
-traitlets==5.14.3
+traitlets==5.15.0
 xarray==2025.10.1