diff --git a/src/boltz/data/tokenize/boltz.py b/src/boltz/data/tokenize/boltz.py
index 621c653..f725c9e 100644
--- a/src/boltz/data/tokenize/boltz.py
+++ b/src/boltz/data/tokenize/boltz.py
@@ -36,7 +36,7 @@ def tokenize(self, data: Input) -> Tokenized:
 
         Parameters
         ----------
-        data : Inpput
+        data : Input
             The input data.
 
         Returns