diff --git a/opencompass/openicl/icl_dataset_reader.py b/opencompass/openicl/icl_dataset_reader.py
index 5aa4d1c30..55c337ac9 100644
--- a/opencompass/openicl/icl_dataset_reader.py
+++ b/opencompass/openicl/icl_dataset_reader.py
@@ -266,10 +266,11 @@ def __init__(self,
 
     def init_dataset(self):
         for idx, data in enumerate(self.datalist):
-            tokenized_data = self.tokenizer.encode_plus(data,
-                                                        truncation=True,
-                                                        return_tensors='pt',
-                                                        verbose=False)
+            # (tokenizer.__call__ instead of encode_plus, which was removed in transformers 5.x)
+            tokenized_data = self.tokenizer(data,
+                                            truncation=True,
+                                            return_tensors='pt',
+                                            verbose=False)
             self.encode_dataset.append({
                 'input_ids':
                 tokenized_data.input_ids[0],