diff --git a/setup.py b/setup.py
index 0104c70..56e817a 100644
--- a/setup.py
+++ b/setup.py
@@ -54,6 +54,6 @@ def read(*parts):
         "Topic :: Software Development :: Libraries :: Python Modules",
     ],
     install_requires=reqs,
-    tests_require=["jsonschema==4.3.2"],
+    tests_require=["jsonschema==4.3.3"],
     test_suite="tests",
 )