diff --git a/package/python-dtschema/python-dtschema.hash b/package/python-dtschema/python-dtschema.hash
index db11c0d30f..77da1aa801 100644
--- a/package/python-dtschema/python-dtschema.hash
+++ b/package/python-dtschema/python-dtschema.hash
@@ -1,5 +1,5 @@
 # md5, sha256 from https://pypi.org/pypi/dtschema/json
-md5  e5cf3d2eeb13fb7a712fbe985624aedf  dtschema-2025.12.tar.gz
-sha256  327fdf5d5ec60934cc3eddab09e68be2310173a33e15eee24dffa89787706db7  dtschema-2025.12.tar.gz
+md5  7ab2a44de9a5c91fe5fda9f45c1dcb4d  dtschema-2026.4.tar.gz
+sha256  10cd0ffe239f8d88913390ac5d8213fae382e87a20643b21c65714ded82a4460  dtschema-2026.4.tar.gz
 # Locally computed sha256 checksums
 sha256  ca0d66263406dc684fe9db60577b234f65ffdf620d7e041c708e969447b69111  LICENSE.txt
diff --git a/package/python-dtschema/python-dtschema.mk b/package/python-dtschema/python-dtschema.mk
index 29e14d2e81..d61592004a 100644
--- a/package/python-dtschema/python-dtschema.mk
+++ b/package/python-dtschema/python-dtschema.mk
@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-PYTHON_DTSCHEMA_VERSION = 2025.12
+PYTHON_DTSCHEMA_VERSION = 2026.4
 PYTHON_DTSCHEMA_SOURCE = dtschema-$(PYTHON_DTSCHEMA_VERSION).tar.gz
-PYTHON_DTSCHEMA_SITE = https://files.pythonhosted.org/packages/7e/30/1f099669ea2bb8fbac19dbb04694d77ef9973418731ae29ccbe1b5e55647
+PYTHON_DTSCHEMA_SITE = https://files.pythonhosted.org/packages/f8/f0/3990f821c088a6107ce1ca1906fd123aebf3c2a0a4c82cb41d7d52664bc3
 PYTHON_DTSCHEMA_SETUP_TYPE = setuptools
 PYTHON_DTSCHEMA_LICENSE = BSD-2-Clause
 PYTHON_DTSCHEMA_LICENSE_FILES = LICENSE.txt