diff --git a/src/transformers/integrations/bitsandbytes.py b/src/transformers/integrations/bitsandbytes.py
index 74d1c92b11fc46..af11c8f65cb182 100644
--- a/src/transformers/integrations/bitsandbytes.py
+++ b/src/transformers/integrations/bitsandbytes.py
@@ -243,6 +243,10 @@ def replace_with_bnb_linear(model, modules_to_not_convert=None, current_key_name
             An array to track the current key of the recursion. This is used to check whether the current key (part of
             it) is not in the list of modules to not convert (for instances modules that are offloaded to `cpu` or
             `disk`).
+        quantization_config ('transformers.utils.quantization_config.BitsAndBytesConfig'):
+            To configure and manage settings related to quantization, a technique used to compress neural network models
+            by reducing the precision of the weights and activations, thus making models more efficient in terms of both
+            storage and computation.
     """
     modules_to_not_convert = ["lm_head"] if modules_to_not_convert is None else modules_to_not_convert
     model, has_been_replaced = _replace_with_bnb_linear(