diff --git a/tests/Json2Yaml.py b/tests/Json2Yaml.py
index 0862022..7aab081 100644
--- a/tests/Json2Yaml.py
+++ b/tests/Json2Yaml.py
@@ -34,4 +34,4 @@ with open(json_filename) as json_file:
 
 # Write to YAML
 with open(yaml_filename, 'w') as yaml_file:
-    yaml.dump(data, yaml_file, allow_unicode=True)
+    yaml.dump(data, yaml_file, allow_unicode=True, default_flow_style=False)
diff --git a/tests/resources/black_rock_test.json b/tests/resources/black_rock_test.json
index e26a7fc..672d7c2 100644
--- a/tests/resources/black_rock_test.json
+++ b/tests/resources/black_rock_test.json
@@ -1,5 +1,5 @@
 {
   "first_name": "John",
   "last_name": "Doe",
-  "date_of_birth": "1/1/2021"
+  "date_of_birth": "1/1/1955"
 }
\ No newline at end of file