diff --git a/src/diffusers/pipelines/controlnet_xs/pipeline_controlnet_xs_sd_xl.py b/src/diffusers/pipelines/controlnet_xs/pipeline_controlnet_xs_sd_xl.py
index 9fcc4a6e6e..df609d2f67 100644
--- a/src/diffusers/pipelines/controlnet_xs/pipeline_controlnet_xs_sd_xl.py
+++ b/src/diffusers/pipelines/controlnet_xs/pipeline_controlnet_xs_sd_xl.py
@@ -689,10 +689,7 @@ class StableDiffusionXLControlNetXSPipeline(
         self.vae.to(dtype=torch.float32)
         use_torch_2_0_or_xformers = isinstance(
             self.vae.decoder.mid_block.attentions[0].processor,
-            (
-                AttnProcessor2_0,
-                XFormersAttnProcessor,
-            ),
+            (AttnProcessor2_0, XFormersAttnProcessor),
         )
         # if xformers or torch_2_0 is used attention block does not need
         # to be in float32 which can save lots of memory