diff --git a/codebert.py b/codebert.py
index db11eac..de3ed5b 100644
--- a/codebert.py
+++ b/codebert.py
@@ -45,7 +45,6 @@ class CodeBert(NNOperator):
     def __init__(self, model_name: str = 'huggingface/CodeBERTa-small-v1', device: str = None):
         super().__init__()
         self.model_name = model_name
-        assert modality in ['nlp', 'code'], 'Invalid modality value. Accept only "nlp" or "code".'
 
         if device is None:
             device = 'cuda' if torch.cuda.is_available() else 'cpu'