diff --git a/MeddleTools/node_groups.py b/MeddleTools/node_groups.py
index 469e187..b85740f 100644
--- a/MeddleTools/node_groups.py
+++ b/MeddleTools/node_groups.py
@@ -339,6 +339,8 @@ def apply(self, groupNode, properties):
     'meddle charactertattoo.shpk',
     [
         PngMapping('g_SamplerNormal_PngCachePath', 'g_SamplerNormal', 'g_SamplerNormal_alpha', 'Non-Color'),
+        FloatRgbMapping('OptionColor', 'OptionColor'),
+        # DecalColor mapping to g_DecalColor <- not implemented
     ]
 )
 
diff --git a/MeddleTools/shader_fix.py b/MeddleTools/shader_fix.py
index dd36ba8..e7226d2 100644
--- a/MeddleTools/shader_fix.py
+++ b/MeddleTools/shader_fix.py
@@ -113,12 +113,12 @@ def shpkMtrlFixer(object: bpy.types.Object, mat: bpy.types.Material, directory:
         return {'CANCELLED'}
     
     groupNode.node_tree = nodeGroupData
-    groupNode.location = (10, 300)
+    groupNode.location = (200, 300)
     groupNode.width = 300
     
     # create principal bsdf node
     bsdfNode = material.nodes.new('ShaderNodeBsdfPrincipled')
-    bsdfNode.location = (-300, 300)
+    bsdfNode.location = (600, 300)
     bsdfNode.width = 300
     
     # connect groupNode outputs to bsdf inputs
@@ -138,7 +138,7 @@ def shpkMtrlFixer(object: bpy.types.Object, mat: bpy.types.Material, directory:
     materialOutput = material.nodes['Material Output']
     surfaceInput = materialOutput.inputs['Surface']
     bsdfOutput = bsdfNode.outputs['BSDF']
-    materialOutput.location = (500, 300)    
+    materialOutput.location = (1000, 300)    
     material.links.new(bsdfOutput, surfaceInput)
     
     node_height = 300
diff --git a/MeddleTools/shaders.blend b/MeddleTools/shaders.blend
index 2df2206..09b2a29 100644
Binary files a/MeddleTools/shaders.blend and b/MeddleTools/shaders.blend differ
diff --git a/MeddleTools/shaders.blend1 b/MeddleTools/shaders.blend1
index 948eddb..8bf9ac9 100644
Binary files a/MeddleTools/shaders.blend1 and b/MeddleTools/shaders.blend1 differ