diff --git a/merge_yaml.py b/merge_yaml.py
index 48ab382..758c627 100644
--- a/merge_yaml.py
+++ b/merge_yaml.py
@@ -30,6 +30,8 @@ def main():
         yaml1 = yaml.load(f1)
         yaml2 = yaml.load(f2)
 
+    merged = deep_merge_yaml(yaml1, yaml2)
+    
     from io import StringIO
     output = StringIO()
     yaml.dump(merged, output)