diff --git a/api-example-stream.py b/api-example-stream.py
index a046fabd..57c6d6e6 100644
--- a/api-example-stream.py
+++ b/api-example-stream.py
@@ -42,7 +42,7 @@ async def run(context):
         'early_stopping': False,
         'seed': -1,
         'add_bos_token': True,
-        'custom_stopping_strings': [],
+        'custom_stopping_strings': '',
         'truncation_length': 2048,
         'ban_eos_token': False,
         'skip_special_tokens': True,