diff --git a/core/packer/__pycache__/rectangle_packer.py b/core/packer/rectangle_packer.py
similarity index 100%
rename from core/packer/__pycache__/rectangle_packer.py
rename to core/packer/rectangle_packer.py
diff --git a/ui/atlas_materials.py b/ui/atlas_materials.py
index 4487718..4d3674a 100644
--- a/ui/atlas_materials.py
+++ b/ui/atlas_materials.py
@@ -73,6 +73,7 @@ class TextureAtlasPanel(Panel):
     bl_region_type = 'UI'
     bl_category = "Avatar Toolkit"
     bl_parent_id = "OBJECT_PT_avatar_toolkit"
+    bl_order = 4
 
     def draw(self, context: Context):
         layout = self.layout
diff --git a/ui/optimization.py b/ui/optimization.py
index 1726e22..c9c4f61 100644
--- a/ui/optimization.py
+++ b/ui/optimization.py
@@ -12,6 +12,7 @@ class AvatarToolkitOptimizationPanel(bpy.types.Panel):
     bl_region_type = 'UI'
     bl_category = "Avatar Toolkit"
     bl_parent_id = "OBJECT_PT_avatar_toolkit"
+    bl_order = 2
 
     def draw(self, context):
         layout = self.layout
diff --git a/ui/quick_access.py b/ui/quick_access.py
index 97e54d2..d87bdcd 100644
--- a/ui/quick_access.py
+++ b/ui/quick_access.py
@@ -17,6 +17,7 @@ class AvatarToolkitQuickAccessPanel(bpy.types.Panel):
     bl_region_type = 'UI'
     bl_category = "Avatar Toolkit"
     bl_parent_id = "OBJECT_PT_avatar_toolkit"
+    bl_order = 1
 
     def draw(self, context: Context):
         layout = self.layout
diff --git a/ui/settings.py b/ui/settings.py
index 9714da6..6425922 100644
--- a/ui/settings.py
+++ b/ui/settings.py
@@ -11,6 +11,7 @@ class AvatarToolkitSettingsPanel(bpy.types.Panel):
     bl_region_type = 'UI'
     bl_category = "Avatar Toolkit"
     bl_parent_id = "OBJECT_PT_avatar_toolkit"
+    bl_order = 6
 
     def draw(self, context):
         layout = self.layout
diff --git a/ui/tools.py b/ui/tools.py
index ac4b71d..fcd0887 100644
--- a/ui/tools.py
+++ b/ui/tools.py
@@ -14,6 +14,7 @@ class AvatarToolkitToolsPanel(bpy.types.Panel):
     bl_region_type = 'UI'
     bl_category = "Avatar Toolkit"
     bl_parent_id = "OBJECT_PT_avatar_toolkit"
+    bl_order = 3
 
     def draw(self, context: Context):
         layout = self.layout
diff --git a/ui/viseme.py b/ui/viseme.py
index d0ea8e3..ccb9995 100644
--- a/ui/viseme.py
+++ b/ui/viseme.py
@@ -11,6 +11,7 @@ class AvatarToolkitVisemePanel(bpy.types.Panel):
     bl_region_type = 'UI'
     bl_category = "Avatar Toolkit"
     bl_parent_id = "OBJECT_PT_avatar_toolkit"
+    bl_order = 5
 
     def draw(self, context: bpy.types.Context) -> None:
         layout = self.layout