diff --git a/.gitignore b/.gitignore
index 6ff20ae..695a4e2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,3 @@
-output/
 *__pycache__/
 samples*/
 runs/
@@ -6,4 +5,5 @@ checkpoints/
 master_ip
 logs/
 *.DS_Store
-.idea
\ No newline at end of file
+.idea
+output*
\ No newline at end of file
diff --git a/inference/cli_demo_quantization.py b/inference/cli_demo_quantization.py
index ed00158..7fb6b1a 100644
--- a/inference/cli_demo_quantization.py
+++ b/inference/cli_demo_quantization.py
@@ -58,7 +58,7 @@ def generate_video(
         text_encoder=text_encoder,
         transformer=transformer,
         vae=vae,
-        torch_dtype=torch.bfloat16,
+        torch_dtype=dtype,
     )
     pipe.enable_model_cpu_offload()
     pipe.vae.enable_tiling()
diff --git a/sat/data_video.py b/sat/data_video.py
index d16667f..04a11ca 100644
--- a/sat/data_video.py
+++ b/sat/data_video.py
@@ -147,7 +147,9 @@ def pad_last_frame(tensor, num_frames):
     # T, H, W, C
     if len(tensor) < num_frames:
         pad_length = num_frames - len(tensor)
-        pad_tensor = torch.zeros([pad_length, *tensor.shape[1:]], dtype=tensor.dtype, device=tensor.device)
+        # Use the last frame to pad instead of zero
+        last_frame = tensor[-1]
+        pad_tensor = last_frame.unsqueeze(0).expand(pad_length, *tensor.shape[1:])
         padded_tensor = torch.cat([tensor, pad_tensor], dim=0)
         return padded_tensor
     else:
diff --git a/sat/inference.sh b/sat/inference.sh
index 11c50a6..c798fa5 100755
--- a/sat/inference.sh
+++ b/sat/inference.sh
@@ -4,7 +4,7 @@ echo "CUDA_VISIBLE_DEVICES=$CUDA_VISIBLE_DEVICES"
 
 environs="WORLD_SIZE=1 RANK=0 LOCAL_RANK=0 LOCAL_WORLD_SIZE=1"
 
-run_cmd="$environs python sample_video.py --base configs/cogvideox_2b.yaml configs/inference.yaml --seed $RANDOM"
+run_cmd="$environs python sample_video.py --base configs/cogvideox_5b.yaml configs/inference.yaml --seed $RANDOM"
 
 echo ${run_cmd}
 eval ${run_cmd}