diff --git a/auto_transformers.py b/auto_transformers.py
index e5255de..e3fb185 100644
--- a/auto_transformers.py
+++ b/auto_transformers.py
@@ -104,7 +104,7 @@ class AutoTransformers(NNOperator):
         try:
             inputs = self.tokenizer(txt, padding=True, truncation=True, return_tensors="pt").to(self.device)
         except Exception:
-            inputs = self.tokenizer(dummy_input, truncation=True, return_tensors='pt').to(self.device)
+            inputs = self.tokenizer(txt, truncation=True, return_tensors='pt').to(self.device)
         try:
             outs = self.model(**inputs)
         except Exception as e: