diff --git a/tests/examples/simulate/input/request.json b/tests/examples/simulate/input/request.json
index 6b7b735..812ffc2 100644
--- a/tests/examples/simulate/input/request.json
+++ b/tests/examples/simulate/input/request.json
@@ -2,6 +2,9 @@
   "engine": "ciemss",
   "username": "not_provided",
   "model_config_id": "sidarthe",
+  "interventions": [
+    {"timestep": 1, "name": "beta", "value": 0.4}
+  ],
   "timespan": {
     "start": 0,
     "end": 90
@@ -9,4 +12,4 @@
   "extra": {
     "num_samples": 100
   }
-}
\ No newline at end of file
+}