diff --git a/CHANGELOG.md b/CHANGELOG.md
index 31efc71..25fd3a9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,12 @@
 Changelog
 =========
 
+### v 1.4.5
+- Flow maps added to wrinkle map system.
+- URP & 3D shader pass and recompile.
+- URP & 3D Baked wrinkle maps normal fix.
+- HDRP Preview scene lighting update (to replicate some CC4 atomsphere setups)
+
 ### v 1.4.4.1
 - URP12 Shader flag pass & enable deferred rendering.
 
diff --git a/HDRP/Preview Scene/RL_FloorSpot.mat b/HDRP/Preview Scene/RL_FloorSpot.mat
index 4164579..9118bd4 100644
--- a/HDRP/Preview Scene/RL_FloorSpot.mat	
+++ b/HDRP/Preview Scene/RL_FloorSpot.mat	
@@ -2,17 +2,14 @@
 %TAG !u! tag:unity3d.com,2011:
 --- !u!21 &2100000
 Material:
-  serializedVersion: 8
+  serializedVersion: 6
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_Name: RL_FloorSpot
   m_Shader: {fileID: 4800000, guid: 6e4ae4064600d784cac1e41a9e6f2e59, type: 3}
-  m_ValidKeywords:
-  - _DISABLE_SSR_TRANSPARENT
-  - _NORMALMAP_TANGENT_SPACE
-  m_InvalidKeywords: []
+  m_ShaderKeywords: _DISABLE_SSR_TRANSPARENT _NORMALMAP_TANGENT_SPACE
   m_LightmapFlags: 4
   m_EnableInstancingVariants: 0
   m_DoubleSidedGI: 0
@@ -119,7 +116,6 @@ Material:
         m_Texture: {fileID: 0}
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
-    m_Ints: []
     m_Floats:
     - _AORemapMax: 1
     - _AORemapMin: 0
@@ -151,7 +147,6 @@ Material:
     - _DisplacementLockTilingScale: 1
     - _DisplacementMode: 0
     - _DoubleSidedEnable: 0
-    - _DoubleSidedGIMode: 0
     - _DoubleSidedNormalMode: 1
     - _DstBlend: 0
     - _EmissiveColorMode: 1
@@ -260,7 +255,4 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: da692e001514ec24dbc4cca1949ff7e8, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  version: 12
-  hdPluginSubTargetMaterialVersions:
-    m_Keys: []
-    m_Values: 
+  version: 11