diff --git a/setup.py b/setup.py
index 7d37c62385..966486e206 100644
--- a/setup.py
+++ b/setup.py
@@ -132,7 +132,7 @@ def package_files(prefix: str, directory: str, extension: str):
     'sphinx_panels==0.6.0',
     'sphinxcontrib-images==0.9.4',
     'pytest_codeblocks==0.17.0',
-    'traitlets==5.14.2',
+    'traitlets==5.14.3',
     'nbsphinx==0.9.1',
     'pandoc==2.3',
     'pypandoc==1.13',