diff --git a/Assets/Desert/Runtime/Puzzle A/SymbolButton.cs b/Assets/Desert/Runtime/Puzzle A/SymbolButton.cs
index 9d9ce04..d7c3c38 100644
--- a/Assets/Desert/Runtime/Puzzle A/SymbolButton.cs	
+++ b/Assets/Desert/Runtime/Puzzle A/SymbolButton.cs	
@@ -6,7 +6,7 @@ namespace EscapeRoomEngine.Desert.Runtime.Puzzle_A
     [RequireComponent(typeof(MeshRenderer))]
     public class SymbolButton : Button
     {
-        private static readonly int FresnelPower = Shader.PropertyToID("_FresnelPower");
+        private static readonly int FresnelColor = Shader.PropertyToID("_FresnelColor");
         private static readonly int Color = Shader.PropertyToID("_Color");
 
         public EngineTheme theme;
@@ -22,7 +22,7 @@ namespace EscapeRoomEngine.Desert.Runtime.Puzzle_A
                     Pressed ? theme.activeColor
                     : Active ? theme.puzzleColor
                     : theme.solvedColor;
-                _material.SetColor(FresnelPower, color);
+                _material.SetColor(FresnelColor, color);
                 _material.SetColor(Color, color);
             }
         }