Update app.py

app.py

@@ -472,7 +472,7 @@ with gr.Blocks(css=css, theme=gr.themes.Default(font=[gr.themes.GoogleFont("Play
             height = gr.Slider(256, 768, step=32, value=512, label="Height")
         with gr.Row():
             cfg    = gr.Slider(1.0, 30.0, step=0.5, value=6, label="CFG Scale")
-            steps  = gr.Slider(1, 15, step=1, value=12,   label="Steps")
+            steps  = gr.Slider(1, 12, step=1, value=12,   label="Steps")
         with gr.Row():
             scheduler_type = gr.Radio(choices=["Euler Ancestral", "DPM++ 2M SDE"], value="Euler Ancestral", label="Scheduler")
             run = gr.Button("Generate")