diff --git a/examples/python-operator-dataflow/object_detection.py b/examples/python-operator-dataflow/object_detection.py
index fd103f86..15fd5f76 100755
--- a/examples/python-operator-dataflow/object_detection.py
+++ b/examples/python-operator-dataflow/object_detection.py
@@ -29,6 +29,7 @@ class Operator:
     ) -> DoraStatus:
         if dora_event["type"] == "INPUT":
             return self.on_input(dora_event, send_output)
+        return DoraStatus.CONTINUE
 
     def on_input(
         self,
diff --git a/examples/python-operator-dataflow/plot.py b/examples/python-operator-dataflow/plot.py
index 6c95eae8..dc0c4d63 100755
--- a/examples/python-operator-dataflow/plot.py
+++ b/examples/python-operator-dataflow/plot.py
@@ -33,6 +33,7 @@ class Operator:
     ) -> DoraStatus:
         if dora_event["type"] == "INPUT":
             return self.on_input(dora_event, send_output)
+        return DoraStatus.CONTINUE
 
     def on_input(
         self,