diff --git a/requirements.txt b/requirements.txt
index a1eff53d99..eafbe0aa00 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 pbr!=2.1.0,>=2.0.0 # Apache-2.0
 cliff!=2.9.0,>=2.8.0 # Apache-2.0
-jsonschema>=3.2.0 # MIT
+jsonschema>=4.5.0 # MIT
 testtools>=2.2.0 # MIT
 paramiko>=2.7.0 # LGPLv2.1+
 cryptography>=2.1 # BSD/Apache-2.0
diff --git a/tempest/lib/common/jsonschema_validator.py b/tempest/lib/common/jsonschema_validator.py
index 1618175c1c..e56a81f3a9 100644
--- a/tempest/lib/common/jsonschema_validator.py
+++ b/tempest/lib/common/jsonschema_validator.py
@@ -18,7 +18,7 @@ from oslo_utils import timeutils
 
 # JSON Schema validator and format checker used for JSON Schema validation
 JSONSCHEMA_VALIDATOR = jsonschema.Draft4Validator
-FORMAT_CHECKER = jsonschema.draft4_format_checker
+FORMAT_CHECKER = JSONSCHEMA_VALIDATOR.FORMAT_CHECKER
 
 
 # NOTE(gmann): Add customized format checker for 'date-time' format because:
@@ -39,7 +39,7 @@ def _validate_datetime_format(instance):
         return True
 
 
-@jsonschema.FormatChecker.cls_checks('base64')
+@FORMAT_CHECKER.checks('base64')
 def _validate_base64_format(instance):
     try:
         if isinstance(instance, str):