diff --git a/hifi_tools/utils/materials.py b/hifi_tools/utils/materials.py
index 40b95f6..26ca76f 100644
--- a/hifi_tools/utils/materials.py
+++ b/hifi_tools/utils/materials.py
@@ -267,7 +267,6 @@ def merge_textures(materials_slots, unique_textures=None):
                     bpy.context.object.active_material_index = index
                     bpy.ops.object.material_slot_remove()
 
-
 def clean_materials(materials_slots):
     try:
         print("#######################################")
@@ -296,3 +295,11 @@ def clean_materials(materials_slots):
     except Exception as args:
         print("ERROR OCCURRED WHILE TRYING TO PROCESS TEXTURES", args)
     # make_materials_fullbright(materials_slots) # enable this only if fullbright avatars every become supported
+
+def flip_material_specular(material):
+    material.specular_color = (0, 0, 0)
+    for texture in material.texture_slots:
+        if texture is not None and texture.use_map_color_spec:
+            texture.use_map_color_spec = False
+            texture.use_map_hardness = True
+
diff --git a/hifi_tools/utils/mixamo.py b/hifi_tools/utils/mixamo.py
index 41ca0f4..4ff19da 100644
--- a/hifi_tools/utils/mixamo.py
+++ b/hifi_tools/utils/mixamo.py
@@ -48,11 +48,7 @@ def convert_mixamo_avatar_hifi():
             mesh.clean_unused_vertex_groups(obj)
 
     for material in bpy.data.materials:
-        material.specular_color = (0, 0, 0)
-        for texture in material.texture_slots:
-            if texture is not None and texture.use_map_color_spec:
-                texture.use_map_color_spec = False
-                texture.use_map_hardness = True
+        materials.flip_material_specular(material)
 
     print("Texture pass")
     materials.convert_to_png(bpy.data.images)