diff --git a/teste_dag.py b/teste_dag.py
index 91eb0fb572af43f59764bf4e59a7d5c85e8f60f3..1ee44edb89a69fd0add11d049580b3e5bcbf3b56 100644
--- a/teste_dag.py
+++ b/teste_dag.py
@@ -60,4 +60,8 @@ with DAG(
             conf={ "input_file": file }
         )
 
-        ops.append(op)
+    # Chain operators
+    if len(ops) > 0:
+        for i in range(1, len(ops) - 1):
+            ops[i] >> ops[i + 1]
+