diff --git a/benchmark/multi_chain_reasoning/bench_other.py b/benchmark/multi_chain_reasoning/bench_other.py
index f361496ad..d82375f90 100644
--- a/benchmark/multi_chain_reasoning/bench_other.py
+++ b/benchmark/multi_chain_reasoning/bench_other.py
@@ -89,7 +89,7 @@ async def multi_chain_gsm8k_async(question, num_chains, call_generate):
 
 
 def main(args):
-    lines = read_jsonl(args.data_path)
+    lines = list(read_jsonl(args.data_path))
 
     # Construct prompts
     k = args.num_shot
diff --git a/benchmark/multi_chain_reasoning/bench_sglang.py b/benchmark/multi_chain_reasoning/bench_sglang.py
index 1d3129db2..90c011e1a 100644
--- a/benchmark/multi_chain_reasoning/bench_sglang.py
+++ b/benchmark/multi_chain_reasoning/bench_sglang.py
@@ -37,7 +37,7 @@ prompt_lib = [
 
 
 def main(args):
-    lines = read_jsonl(args.data_path)
+    lines = list(read_jsonl(args.data_path))
 
     # Construct prompts
     # k = args.num_shot