diff --git a/i3d_exporter_additionals/tools/material_tools.py b/i3d_exporter_additionals/tools/material_tools.py
index 28097a6..81e5cdc 100644
--- a/i3d_exporter_additionals/tools/material_tools.py
+++ b/i3d_exporter_additionals/tools/material_tools.py
@@ -167,10 +167,7 @@ def setup_specular_map(self, nodes, links, image_path):
         img_tex_spec = nodes.new("ShaderNodeTexImage")
         img_tex_spec.location = (-510, 32)
         if giants_i3d:
-            if bpy.app.version >= (4, 0, 0):
-                links.new(img_tex_spec.outputs["Color"], nodes.get("Principled BSDF").inputs["Specular IOR Level"])
-            else:
-                links.new(img_tex_spec.outputs["Color"], nodes.get("Principled BSDF").inputs["Specular"])
+            links.new(img_tex_spec.outputs["Color"], nodes.get("Principled BSDF").inputs["Specular IOR Level"])
         elif stjerne_i3d:
             sep_rgb = nodes.new("ShaderNodeSeparateRGB")
             sep_rgb.name = "Glossmap"
diff --git a/i3d_exporter_additionals/tools/mesh_tools.py b/i3d_exporter_additionals/tools/mesh_tools.py
index 4035974..135fe89 100644
--- a/i3d_exporter_additionals/tools/mesh_tools.py
+++ b/i3d_exporter_additionals/tools/mesh_tools.py
@@ -32,18 +32,16 @@ class I3DEA_OT_remove_doubles(bpy.types.Operator):
     bl_options = {'REGISTER', 'UNDO'}
 
     def execute(self, context):
-        smooth_angle = 180
         merge_threshold = .0001
-        smooth_radians = math.radians(smooth_angle)
-        sel_obj = bpy.context.selected_objects
-        act_obj = bpy.context.active_object
+        sel_obj = context.selected_objects
+        act_obj = context.active_object
 
         for obj in sel_obj:
             bpy.ops.object.mode_set(mode='OBJECT')
             bpy.ops.object.select_all(action='DESELECT')
             obj.select_set(True)
             if obj.type == 'MESH':
-                bpy.context.view_layer.objects.active = obj
+                context.view_layer.objects.active = obj
                 bpy.ops.mesh.customdata_custom_splitnormals_clear()
                 bm = bmesh.new()
                 bm.from_mesh(obj.data)
@@ -58,15 +56,11 @@ def execute(self, context):
                 bpy.ops.mesh.select_all(action='SELECT')
                 bpy.ops.mesh.tris_convert_to_quads(uvs=True)
                 bpy.ops.object.mode_set(mode='OBJECT')
-                if bpy.app.version >= (4, 1, 0):
-                    bpy.ops.object.shade_smooth()
-                else:
-                    bpy.ops.object.shade_smooth(use_auto_smooth=True)
-                    bpy.context.object.data.auto_smooth_angle = smooth_radians
-                self.report({'INFO'}, "Object(s) cleaned")
+                bpy.ops.object.shade_smooth()
         for obj in sel_obj:
             obj.select_set(True)
-        bpy.context.view_layer.objects.active = act_obj
+        context.view_layer.objects.active = act_obj
+        self.report({'INFO'}, "Object(s) cleaned")
         return {'FINISHED'}