diff --git a/batch/inference_job_launcher.py b/batch/inference_job_launcher.py
index d26c89be8..c6cd39e71 100755
--- a/batch/inference_job_launcher.py
+++ b/batch/inference_job_launcher.py
@@ -396,7 +396,7 @@ def launch_batch(
     outcome_modifiers_scenarios = None
     if config["seir_modifiers"]["scenarios"].exists():
         seir_modifiers_scenarios = config["seir_modifiers"]["scenarios"]
-    if config["outcome_modifiers"]["scenarios"]:
+    if config["outcome_modifiers"]["scenarios"].exists():
         outcome_modifiers_scenarios = config["outcome_modifiers"]["scenarios"]
 
     handler.launch(job_name, config_file, seir_modifiers_scenarios, outcome_modifiers_scenarios)