diff --git a/package/python-traitlets/python-traitlets.hash b/package/python-traitlets/python-traitlets.hash
index 095e85c155..3b48fb6ab8 100644
--- a/package/python-traitlets/python-traitlets.hash
+++ b/package/python-traitlets/python-traitlets.hash
@@ -1,5 +1,5 @@
 # md5, sha256 from https://pypi.org/pypi/traitlets/json
-md5  d5f87bbea8acf897ac3e435c7b71acdc  traitlets-5.5.0.tar.gz
-sha256  b122f9ff2f2f6c1709dab289a05555be011c87828e911c0cf4074b85cb780a79  traitlets-5.5.0.tar.gz
+md5  bae965c0e6ab468079f233e8a9caf581  traitlets-5.7.0.tar.gz
+sha256  bd0fca5c890a09bf66b33cce67ca14156b080429bc39c7ef26b075a4bd4f9fc3  traitlets-5.7.0.tar.gz
 # Locally computed sha256 checksums
 sha256  3dcd47086529bf178cf7d10f35a8c188a1e9710391acecceef700898a4cf099b  COPYING.md
diff --git a/package/python-traitlets/python-traitlets.mk b/package/python-traitlets/python-traitlets.mk
index 25ab71047a..71bb775a45 100644
--- a/package/python-traitlets/python-traitlets.mk
+++ b/package/python-traitlets/python-traitlets.mk
@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-PYTHON_TRAITLETS_VERSION = 5.5.0
+PYTHON_TRAITLETS_VERSION = 5.7.0
 PYTHON_TRAITLETS_SOURCE = traitlets-$(PYTHON_TRAITLETS_VERSION).tar.gz
-PYTHON_TRAITLETS_SITE = https://files.pythonhosted.org/packages/dd/a8/278742d17c9e95ccb0dcb86ae216df114d2166d88e72f42b60a7b58b600b
+PYTHON_TRAITLETS_SITE = https://files.pythonhosted.org/packages/a2/88/5b2a191dd0287b45b933405d951ebfc490a9dfee2494442e5977653ec43b
 PYTHON_TRAITLETS_LICENSE = BSD-3-Clause
 PYTHON_TRAITLETS_LICENSE_FILES = COPYING.md
 PYTHON_TRAITLETS_SETUP_TYPE = pep517