diff --git a/rankers/modelling/pyterrier/sparse.py b/rankers/modelling/pyterrier/sparse.py
index 468dd79..1bb0527 100644
--- a/rankers/modelling/pyterrier/sparse.py
+++ b/rankers/modelling/pyterrier/sparse.py
@@ -32,6 +32,10 @@ def __init__(self, model_name_or_path, device=None, batch_size=32, text_field='t
         self.text_field = text_field
         self.topk = topk
 
+    @classmethod
+    def from_pretrained(cls, model_name_or_path, device=None, batch_size=32, text_field='text', fp16=False, topk=None):
+        return cls(model_name_or_path, device, batch_size, text_field, fp16, topk)
+
     def encode_queries(self, texts, out_fmt='dict', topk=None):
         outputs = []
         if out_fmt != 'dict':