diff --git a/package/python-tinycss2/python-tinycss2.hash b/package/python-tinycss2/python-tinycss2.hash
index 4a7b26de82..2ffb280506 100644
--- a/package/python-tinycss2/python-tinycss2.hash
+++ b/package/python-tinycss2/python-tinycss2.hash
@@ -1,5 +1,5 @@
 # md5, sha256 from https://pypi.org/pypi/tinycss2/json
-md5  de6bd20b47354352c2b2344c842385c7  tinycss2-1.4.0.tar.gz
-sha256  10c0972f6fc0fbee87c3edb76549357415e94548c1ae10ebccdea16fb404a9b7  tinycss2-1.4.0.tar.gz
+md5  003d9f446bddb3dfc76d0f3db0f38fea  tinycss2-1.5.1.tar.gz
+sha256  d339d2b616ba90ccce58da8495a78f46e55d4d25f9fd71dfd526f07e7d53f957  tinycss2-1.5.1.tar.gz
 # Locally computed sha256 checksums
 sha256  6b94acee20ec9f2709333134f3ba70322535fb420af0ce8c1455d9cbe297f1d5  LICENSE
diff --git a/package/python-tinycss2/python-tinycss2.mk b/package/python-tinycss2/python-tinycss2.mk
index b269617ad1..39029278a7 100644
--- a/package/python-tinycss2/python-tinycss2.mk
+++ b/package/python-tinycss2/python-tinycss2.mk
@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-PYTHON_TINYCSS2_VERSION = 1.4.0
+PYTHON_TINYCSS2_VERSION = 1.5.1
 PYTHON_TINYCSS2_SOURCE = tinycss2-$(PYTHON_TINYCSS2_VERSION).tar.gz
-PYTHON_TINYCSS2_SITE = https://files.pythonhosted.org/packages/7a/fd/7a5ee21fd08ff70d3d33a5781c255cbe779659bd03278feb98b19ee550f4
+PYTHON_TINYCSS2_SITE = https://files.pythonhosted.org/packages/a3/ae/2ca4913e5c0f09781d75482874c3a95db9105462a92ddd303c7d285d3df2
 PYTHON_TINYCSS2_SETUP_TYPE = flit
 PYTHON_TINYCSS2_LICENSE = BSD-3-Clause
 PYTHON_TINYCSS2_LICENSE_FILES = LICENSE