diff --git a/package/python-flask-smorest/python-flask-smorest.hash b/package/python-flask-smorest/python-flask-smorest.hash
index baeddb0e6b..b468c48fd8 100644
--- a/package/python-flask-smorest/python-flask-smorest.hash
+++ b/package/python-flask-smorest/python-flask-smorest.hash
@@ -1,5 +1,5 @@
 # md5, sha256 from https://pypi.org/pypi/flask-smorest/json
-md5  3d8c01cfe9ec4ba16636d6a3078edc87  flask-smorest-0.42.1.tar.gz
-sha256  7fde3f349d464c408c73b7cbbdb1884c1c36cc8c23b2562aba28d9bdfdd14cdc  flask-smorest-0.42.1.tar.gz
+md5  b10a7a0bdee4505dec3cc7652560bc9e  flask-smorest-0.42.3.tar.gz
+sha256  736ef072bd5522de750a5a9d9f1bfb6d750d05c66e1b3702bc7a20e4277af9bf  flask-smorest-0.42.3.tar.gz
 # Locally computed sha256 checksums
 sha256  40999ea1d9c1b8202fa44f8e6849a557e22df892481e067abf999879064b9521  LICENSE
diff --git a/package/python-flask-smorest/python-flask-smorest.mk b/package/python-flask-smorest/python-flask-smorest.mk
index 8a11e96d01..6eb1abc6fa 100644
--- a/package/python-flask-smorest/python-flask-smorest.mk
+++ b/package/python-flask-smorest/python-flask-smorest.mk
@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-PYTHON_FLASK_SMOREST_VERSION = 0.42.1
+PYTHON_FLASK_SMOREST_VERSION = 0.42.3
 PYTHON_FLASK_SMOREST_SOURCE = flask-smorest-$(PYTHON_FLASK_SMOREST_VERSION).tar.gz
-PYTHON_FLASK_SMOREST_SITE = https://files.pythonhosted.org/packages/be/6e/8e3d0287bfa2da6ca7cf94cd9c053ed209764538dd5fb1d96f535e4d43bb
+PYTHON_FLASK_SMOREST_SITE = https://files.pythonhosted.org/packages/25/91/da55ec1288e821069ab61b6db4acfa171fa268c426523bb4f3a8a91210db
 PYTHON_FLASK_SMOREST_SETUP_TYPE = setuptools
 PYTHON_FLASK_SMOREST_LICENSE = MIT
 PYTHON_FLASK_SMOREST_LICENSE_FILES = LICENSE