diff --git a/modneflib/modnef/quantizer/quantizer.py b/modneflib/modnef/quantizer/quantizer.py
index 235981d76cf33be6881d9f6d16181aa68fc76c5e..2aca58a9ad45cd5c9fec81ddd05c8175f40ba082 100644
--- a/modneflib/modnef/quantizer/quantizer.py
+++ b/modneflib/modnef/quantizer/quantizer.py
@@ -138,14 +138,12 @@ class Quantizer():
 
   def clamp(self, data):
     """
-    Call quantization function
+    Call clamp function
 
     Parameters
     ----------
     data : int | float | list | numpy.array | Tensor
       data to quantize
-    unscale = False : bool
-      If true, apply quantization and then, unquantize data to simulate quantization
 
     Returns
     -------