diff --git a/comfy_extras/nodes_model_merging.py b/comfy_extras/nodes_model_merging.py
index b6b29e34a..962d2a0bb 100644
--- a/comfy_extras/nodes_model_merging.py
+++ b/comfy_extras/nodes_model_merging.py
@@ -21,7 +21,7 @@ class ModelMergeSimple:
     RETURN_TYPES = ("MODEL",)
     FUNCTION = "merge"
 
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     def merge(self, model1, model2, ratio):
         m = model1.clone()
@@ -40,7 +40,7 @@ class ModelSubtract:
     RETURN_TYPES = ("MODEL",)
     FUNCTION = "merge"
 
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     def merge(self, model1, model2, multiplier):
         m = model1.clone()
@@ -58,7 +58,7 @@ class ModelAdd:
     RETURN_TYPES = ("MODEL",)
     FUNCTION = "merge"
 
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     def merge(self, model1, model2):
         m = model1.clone()
@@ -78,7 +78,7 @@ class CLIPMergeSimple:
     RETURN_TYPES = ("CLIP",)
     FUNCTION = "merge"
 
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     def merge(self, clip1, clip2, ratio):
         m = clip1.clone()
@@ -101,7 +101,7 @@ class CLIPSubtract:
     RETURN_TYPES = ("CLIP",)
     FUNCTION = "merge"
 
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     def merge(self, clip1, clip2, multiplier):
         m = clip1.clone()
@@ -123,7 +123,7 @@ class CLIPAdd:
     RETURN_TYPES = ("CLIP",)
     FUNCTION = "merge"
 
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     def merge(self, clip1, clip2):
         m = clip1.clone()
@@ -147,7 +147,7 @@ class ModelMergeBlocks:
     RETURN_TYPES = ("MODEL",)
     FUNCTION = "merge"
 
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     def merge(self, model1, model2, **kwargs):
         m = model1.clone()
@@ -242,7 +242,7 @@ class CheckpointSave:
     FUNCTION = "save"
     OUTPUT_NODE = True
 
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     def save(self, model, clip, vae, filename_prefix, prompt=None, extra_pnginfo=None):
         save_checkpoint(model, clip=clip, vae=vae, filename_prefix=filename_prefix, output_dir=self.output_dir, prompt=prompt, extra_pnginfo=extra_pnginfo)
@@ -261,7 +261,7 @@ class CLIPSave:
     FUNCTION = "save"
     OUTPUT_NODE = True
 
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     def save(self, clip, filename_prefix, prompt=None, extra_pnginfo=None):
         prompt_info = ""
@@ -318,7 +318,7 @@ class VAESave:
     FUNCTION = "save"
     OUTPUT_NODE = True
 
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     def save(self, vae, filename_prefix, prompt=None, extra_pnginfo=None):
         full_output_folder, filename, counter, subfolder, filename_prefix = folder_paths.get_save_image_path(filename_prefix, self.output_dir)
@@ -353,7 +353,7 @@ class ModelSave:
     FUNCTION = "save"
     OUTPUT_NODE = True
 
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     def save(self, model, filename_prefix, prompt=None, extra_pnginfo=None):
         save_checkpoint(model, filename_prefix=filename_prefix, output_dir=self.output_dir, prompt=prompt, extra_pnginfo=extra_pnginfo)
diff --git a/comfy_extras/nodes_model_merging_model_specific.py b/comfy_extras/nodes_model_merging_model_specific.py
index 55eb3ccfe..2fa684b3a 100644
--- a/comfy_extras/nodes_model_merging_model_specific.py
+++ b/comfy_extras/nodes_model_merging_model_specific.py
@@ -1,7 +1,7 @@
 import comfy_extras.nodes_model_merging
 
 class ModelMergeSD1(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
     @classmethod
     def INPUT_TYPES(s):
         arg_dict = { "model1": ("MODEL",),
@@ -27,7 +27,7 @@ class ModelMergeSD1(comfy_extras.nodes_model_merging.ModelMergeBlocks):
 
 
 class ModelMergeSDXL(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
@@ -53,7 +53,7 @@ class ModelMergeSDXL(comfy_extras.nodes_model_merging.ModelMergeBlocks):
         return {"required": arg_dict}
 
 class ModelMergeSD3_2B(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
@@ -77,7 +77,7 @@ class ModelMergeSD3_2B(comfy_extras.nodes_model_merging.ModelMergeBlocks):
 
 
 class ModelMergeAuraflow(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
@@ -104,7 +104,7 @@ class ModelMergeAuraflow(comfy_extras.nodes_model_merging.ModelMergeBlocks):
         return {"required": arg_dict}
 
 class ModelMergeFlux1(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
@@ -130,7 +130,7 @@ class ModelMergeFlux1(comfy_extras.nodes_model_merging.ModelMergeBlocks):
         return {"required": arg_dict}
 
 class ModelMergeSD35_Large(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
@@ -153,7 +153,7 @@ class ModelMergeSD35_Large(comfy_extras.nodes_model_merging.ModelMergeBlocks):
         return {"required": arg_dict}
 
 class ModelMergeMochiPreview(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
@@ -175,7 +175,7 @@ class ModelMergeMochiPreview(comfy_extras.nodes_model_merging.ModelMergeBlocks):
         return {"required": arg_dict}
 
 class ModelMergeLTXV(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
@@ -197,7 +197,7 @@ class ModelMergeLTXV(comfy_extras.nodes_model_merging.ModelMergeBlocks):
         return {"required": arg_dict}
 
 class ModelMergeCosmos7B(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
@@ -221,7 +221,7 @@ class ModelMergeCosmos7B(comfy_extras.nodes_model_merging.ModelMergeBlocks):
         return {"required": arg_dict}
 
 class ModelMergeCosmos14B(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
@@ -245,7 +245,7 @@ class ModelMergeCosmos14B(comfy_extras.nodes_model_merging.ModelMergeBlocks):
         return {"required": arg_dict}
 
 class ModelMergeWAN2_1(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
     DESCRIPTION = "1.3B model has 30 blocks, 14B model has 40 blocks. Image to video model has the extra img_emb."
 
     @classmethod
@@ -269,7 +269,7 @@ class ModelMergeWAN2_1(comfy_extras.nodes_model_merging.ModelMergeBlocks):
         return {"required": arg_dict}
 
 class ModelMergeCosmosPredict2_2B(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
@@ -292,7 +292,7 @@ class ModelMergeCosmosPredict2_2B(comfy_extras.nodes_model_merging.ModelMergeBlo
         return {"required": arg_dict}
 
 class ModelMergeCosmosPredict2_14B(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
@@ -315,7 +315,7 @@ class ModelMergeCosmosPredict2_14B(comfy_extras.nodes_model_merging.ModelMergeBl
         return {"required": arg_dict}
 
 class ModelMergeQwenImage(comfy_extras.nodes_model_merging.ModelMergeBlocks):
-    CATEGORY = "advanced/model_merging/model_specific"
+    CATEGORY = "model/merging/model specific"
 
     @classmethod
     def INPUT_TYPES(s):
diff --git a/comfy_extras/nodes_train.py b/comfy_extras/nodes_train.py
index bb68da6fa..a27217b80 100644
--- a/comfy_extras/nodes_train.py
+++ b/comfy_extras/nodes_train.py
@@ -1367,7 +1367,7 @@ class SaveLoRA(io.ComfyNode):
             node_id="SaveLoRA",
             search_aliases=["export lora"],
             display_name="Save LoRA Weights",
-            category="advanced/model_merging",
+            category="model/merging",
             is_experimental=True,
             is_output_node=True,
             inputs=[
diff --git a/comfy_extras/nodes_video_model.py b/comfy_extras/nodes_video_model.py
index c7c3efec8..01d48d4d4 100644
--- a/comfy_extras/nodes_video_model.py
+++ b/comfy_extras/nodes_video_model.py
@@ -108,7 +108,7 @@ class VideoTriangleCFGGuidance:
         return (m, )
 
 class ImageOnlyCheckpointSave(comfy_extras.nodes_model_merging.CheckpointSave):
-    CATEGORY = "advanced/model_merging"
+    CATEGORY = "model/merging"
 
     @classmethod
     def INPUT_TYPES(s):