diff --git a/flexmeasures/cli/data_add.py b/flexmeasures/cli/data_add.py
index 7cc87e8fa..6ced8d215 100755
--- a/flexmeasures/cli/data_add.py
+++ b/flexmeasures/cli/data_add.py
@@ -796,7 +796,7 @@ def create_forecasts(
     "--optimization-context-id",
     "optimization_context_sensor",
     type=SensorIdField(),
-    required=True,
+    required=False,
     help="To be deprecated. Use consumption-price-sensor instead.",
 )
 @click.option(