diff --git a/setup.py b/setup.py
index 1995558e25..ead57c96b1 100644
--- a/setup.py
+++ b/setup.py
@@ -125,7 +125,7 @@ def package_files(prefix: str, directory: str, extension: str):
     'sphinx_panels==0.6.0',
     'sphinxcontrib-images==0.9.4',
     'pytest_codeblocks==0.16.1',
-    'traitlets==5.9.0',
+    'traitlets==5.10.0',
     'nbsphinx==0.9.1',
     'pandoc==2.3',
     'pypandoc==1.11',