diff --git a/modules/advanced_parameters.py b/modules/advanced_parameters.py
index 3f8d51b9..13920c32 100644
--- a/modules/advanced_parameters.py
+++ b/modules/advanced_parameters.py
@@ -1,18 +1,18 @@
-debugging_cn_preprocessor, skipping_cn_preprocessor, controlnet_softness, canny_low_threshold, canny_high_threshold, \
+skipping_cn_preprocessor, controlnet_softness, canny_low_threshold, canny_high_threshold, \
     refiner_swap_method, \
     freeu_enabled, freeu_b1, freeu_b2, freeu_s1, freeu_s2, \
     debugging_inpaint_preprocessor, inpaint_disable_initial_latent, inpaint_engine, inpaint_strength, inpaint_respective_field, \
-    inpaint_mask_upload_checkbox, invert_mask_checkbox, inpaint_erode_or_dilate = [None] * 19
+    inpaint_mask_upload_checkbox, invert_mask_checkbox, inpaint_erode_or_dilate = [None] * 18
 
 
 def set_all_advanced_parameters(*args):
-    global debugging_cn_preprocessor, skipping_cn_preprocessor, controlnet_softness, canny_low_threshold, canny_high_threshold, \
+    global skipping_cn_preprocessor, controlnet_softness, canny_low_threshold, canny_high_threshold, \
         refiner_swap_method, \
         freeu_enabled, freeu_b1, freeu_b2, freeu_s1, freeu_s2, \
         debugging_inpaint_preprocessor, inpaint_disable_initial_latent, inpaint_engine, inpaint_strength, inpaint_respective_field, \
         inpaint_mask_upload_checkbox, invert_mask_checkbox, inpaint_erode_or_dilate
 
-    debugging_cn_preprocessor, skipping_cn_preprocessor, controlnet_softness, canny_low_threshold, canny_high_threshold, \
+    skipping_cn_preprocessor, controlnet_softness, canny_low_threshold, canny_high_threshold, \
         refiner_swap_method, \
         freeu_enabled, freeu_b1, freeu_b2, freeu_s1, freeu_s2, \
         debugging_inpaint_preprocessor, inpaint_disable_initial_latent, inpaint_engine, inpaint_strength, inpaint_respective_field, \
diff --git a/modules/async_worker.py b/modules/async_worker.py
index c05e6fbd..0645210c 100644
--- a/modules/async_worker.py
+++ b/modules/async_worker.py
@@ -152,6 +152,7 @@ def worker():
         overwrite_upscale_strength = args.pop()
         mixing_image_prompt_and_vary_upscale = args.pop()
         mixing_image_prompt_and_inpaint = args.pop()
+        debugging_cn_preprocessor = args.pop()
 
         cn_tasks = {x: [] for x in flags.ip_list}
         for _ in range(4):
@@ -648,7 +649,7 @@ def worker():
 
                 cn_img = HWC3(cn_img)
                 task[0] = core.numpy_to_pytorch(cn_img)
-                if advanced_parameters.debugging_cn_preprocessor:
+                if debugging_cn_preprocessor:
                     yield_result(async_task, cn_img, do_not_show_finished_images=True)
                     return
             for task in cn_tasks[flags.cn_cpds]:
@@ -660,7 +661,7 @@ def worker():
 
                 cn_img = HWC3(cn_img)
                 task[0] = core.numpy_to_pytorch(cn_img)
-                if advanced_parameters.debugging_cn_preprocessor:
+                if debugging_cn_preprocessor:
                     yield_result(async_task, cn_img, do_not_show_finished_images=True)
                     return
             for task in cn_tasks[flags.cn_ip]:
@@ -671,7 +672,7 @@ def worker():
                 cn_img = resize_image(cn_img, width=224, height=224, resize_mode=0)
 
                 task[0] = ip_adapter.preprocess(cn_img, ip_adapter_path=ip_adapter_path)
-                if advanced_parameters.debugging_cn_preprocessor:
+                if debugging_cn_preprocessor:
                     yield_result(async_task, cn_img, do_not_show_finished_images=True)
                     return
             for task in cn_tasks[flags.cn_ip_face]:
@@ -685,7 +686,7 @@ def worker():
                 cn_img = resize_image(cn_img, width=224, height=224, resize_mode=0)
 
                 task[0] = ip_adapter.preprocess(cn_img, ip_adapter_path=ip_adapter_face_path)
-                if advanced_parameters.debugging_cn_preprocessor:
+                if debugging_cn_preprocessor:
                     yield_result(async_task, cn_img, do_not_show_finished_images=True)
                     return
 
diff --git a/webui.py b/webui.py
index 000ee9fc..a4d6b49f 100644
--- a/webui.py
+++ b/webui.py
@@ -446,7 +446,7 @@ with shared.gradio_root:
                         freeu_s2 = gr.Slider(label='S2', minimum=0, maximum=4, step=0.01, value=0.95)
                         freeu_ctrls = [freeu_enabled, freeu_b1, freeu_b2, freeu_s1, freeu_s2]
 
-                adps = [debugging_cn_preprocessor, skipping_cn_preprocessor, controlnet_softness,
+                adps = [skipping_cn_preprocessor, controlnet_softness,
                         canny_low_threshold, canny_high_threshold, refiner_swap_method]
                 adps += freeu_ctrls
                 adps += inpaint_ctrls
@@ -529,6 +529,7 @@ with shared.gradio_root:
         ctrls += [sampler_name, scheduler_name]
         ctrls += [overwrite_step, overwrite_switch, overwrite_width, overwrite_height, overwrite_vary_strength]
         ctrls += [overwrite_upscale_strength, mixing_image_prompt_and_vary_upscale, mixing_image_prompt_and_inpaint]
+        ctrls += [debugging_cn_preprocessor]
         ctrls += ip_ctrls
 
         state_is_generating = gr.State(False)