diff --git a/json_tests/json_base_model_test.py b/json_tests/json_base_model_test.py
index 6245b9d..f0feb93 100644
--- a/json_tests/json_base_model_test.py
+++ b/json_tests/json_base_model_test.py
@@ -10,9 +10,10 @@ class Person(BaseModel):
 
 
 if __name__ == "__main__":
-    x = '{"name": "hatter", "age": 18}'
-    p = Person.model_validate_json(x)
-    z = p.model_dump_json(indent=4)
-    print(x)
-    print(p)
-    print(z)
+    json = '{"name": "hatter", "age": 18}'
+    person = Person.model_validate_json(json)
+    dump_json = person.model_dump_json(indent=4)
+
+    print(json)
+    print(person)
+    print(dump_json)