diff --git a/requirements-dev.txt b/requirements-dev.txt
index 658e16bde..0d7f06ef2 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -587,9 +587,9 @@ stack-data==0.6.2 \
     --hash=sha256:32d2dd0376772d01b6cb9fc996f3c8b57a357089dec328ed4b6553d037eaf815 \
     --hash=sha256:cbb2a53eb64e5785878201a97ed7c7b94883f48b87bfb0bbe8b623c74679e4a8
     # via ipython
-traitlets==5.9.0 \
-    --hash=sha256:9e6ec080259b9a5940c797d58b613b5e31441c2257b87c2e795c5228ae80d2d8 \
-    --hash=sha256:f6cde21a9c68cf756af02035f72d5a723bf607e862e7be33ece505abf4a3bad9
+traitlets==5.10.0 \
+    --hash=sha256:417745a96681fbb358e723d5346a547521f36e9bd0d50ba7ab368fff5d67aa54 \
+    --hash=sha256:f584ea209240466e66e91f3c81aa7d004ba4cf794990b0c775938a1544217cd1
     # via
     #   ipython
     #   matplotlib-inline