diff --git a/package/python-immutabledict/python-immutabledict.hash b/package/python-immutabledict/python-immutabledict.hash
index 8232bc6e0e..1dd4a79597 100644
--- a/package/python-immutabledict/python-immutabledict.hash
+++ b/package/python-immutabledict/python-immutabledict.hash
@@ -1,5 +1,5 @@
 # md5, sha256 from https://pypi.org/pypi/immutabledict/json
-md5  6796be00860cc5cf45ae839b9ed2de52  immutabledict-4.2.0.tar.gz
-sha256  e003fd81aad2377a5a758bf7e1086cf3b70b63e9a5cc2f46bce8d0a2b4727c5f  immutabledict-4.2.0.tar.gz
+md5  ac3ce87a7507d3e7d44a24a6b6bdb4a7  immutabledict-4.2.1.tar.gz
+sha256  d91017248981c72eb66c8ff9834e99c2f53562346f23e7f51e7a5ebcf66a3bcc  immutabledict-4.2.1.tar.gz
 # Locally computed sha256 checksums
 sha256  347f918d37d4e0556a0695d34b9fb87fa9bbe808d54949851789c6c1fc91c61f  LICENSE
diff --git a/package/python-immutabledict/python-immutabledict.mk b/package/python-immutabledict/python-immutabledict.mk
index 99089f0d6a..902352a5d0 100644
--- a/package/python-immutabledict/python-immutabledict.mk
+++ b/package/python-immutabledict/python-immutabledict.mk
@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-PYTHON_IMMUTABLEDICT_VERSION = 4.2.0
+PYTHON_IMMUTABLEDICT_VERSION = 4.2.1
 PYTHON_IMMUTABLEDICT_SOURCE = immutabledict-$(PYTHON_IMMUTABLEDICT_VERSION).tar.gz
-PYTHON_IMMUTABLEDICT_SITE = https://files.pythonhosted.org/packages/55/f4/710c84db4d77767176342913ac6b25f43aaed6d0a0bdb9168a8d2936d9c7
+PYTHON_IMMUTABLEDICT_SITE = https://files.pythonhosted.org/packages/e0/c5/4240186fbabc58fba41bbe17c5f0cd37ffd4c0b85a5029ab104f946df175
 PYTHON_IMMUTABLEDICT_SETUP_TYPE = poetry
 PYTHON_IMMUTABLEDICT_LICENSE = MIT
 PYTHON_IMMUTABLEDICT_LICENSE_FILES = LICENSE