Update app.py

app.py

@@ -147,7 +147,9 @@ with gr.Blocks(css=css, fill_height=True) as demo:
                 )
                 control_mode = gr.Dropdown(
                     label="ControlNet mode",
-                    choises=["edge_detection"]
+                    choices=["edge_detection", "other"],
+                    value="edge_detection",
+                    max_choices=1
                 )
             controlnet_checkbox.change(
                 controlnet_params,