diff --git a/Assets/arts/spines/ui/ui_common_powerup/ui_common_powerup_material.mat b/Assets/arts/spines/ui/ui_common_powerup/ui_common_powerup_material.mat
index a63dbd6a8..c7227544d 100644
--- a/Assets/arts/spines/ui/ui_common_powerup/ui_common_powerup_material.mat
+++ b/Assets/arts/spines/ui/ui_common_powerup/ui_common_powerup_material.mat
@@ -9,7 +9,8 @@ Material:
   m_PrefabAsset: {fileID: 0}
   m_Name: ui_common_powerup_material
   m_Shader: {fileID: 4800000, guid: 1e8a610c9e01c3648bac42585e5fc676, type: 3}
-  m_ValidKeywords: []
+  m_ValidKeywords:
+  - _STRAIGHT_ALPHA_INPUT
   m_InvalidKeywords:
   - _USE8NEIGHBOURHOOD_ON
   m_LightmapFlags: 4
@@ -36,7 +37,7 @@ Material:
     - _OutlineWidth: 3
     - _StencilComp: 8
     - _StencilRef: 1
-    - _StraightAlphaInput: 0
+    - _StraightAlphaInput: 1
     - _ThresholdEnd: 0.25
     - _Use8Neighbourhood: 1
     - _UseScreenSpaceOutlineWidth: 0