diff --git a/img2img.py b/img2img.py
index a69edbf..b783088 100644
--- a/img2img.py
+++ b/img2img.py
@@ -78,7 +78,7 @@ class Pipeline:
             use_tiny_vae=True,
             device=device,
             dtype=torch_dtype,
-            t_index_list=[4, 16],
+            t_index_list=[8, 32],
             # t_index_list=[1],
             frame_buffer_size=1,
             width=params.width,
@@ -101,8 +101,8 @@ class Pipeline:
         self.stream.prepare(
             prompt=default_prompt,
             negative_prompt=default_negative_prompt,
-            num_inference_steps=20,
-            guidance_scale=2,
+            num_inference_steps=50,
+            guidance_scale=0.2,
         )
 
     def predict(self, image: Image.Image, params: "Pipeline.InputParams") -> Image.Image: