diff --git a/src/diffusers/models/attention_processor.py b/src/diffusers/models/attention_processor.py
index de4b072259..1dc9f69459 100644
--- a/src/diffusers/models/attention_processor.py
+++ b/src/diffusers/models/attention_processor.py
@@ -539,7 +539,10 @@ class Attention(nn.Module):
         # For standard processors that are defined here, `**cross_attention_kwargs` is empty
 
         attn_parameters = set(inspect.signature(self.processor.__call__).parameters.keys())
-        unused_kwargs = [k for k, _ in cross_attention_kwargs.items() if k not in attn_parameters]
+        quiet_attn_parameters = {"ip_adapter_masks"}
+        unused_kwargs = [
+            k for k, _ in cross_attention_kwargs.items() if k not in attn_parameters and k not in quiet_attn_parameters
+        ]
         if len(unused_kwargs) > 0:
             logger.warning(
                 f"cross_attention_kwargs {unused_kwargs} are not expected by {self.processor.__class__.__name__} and will be ignored."