diff --git a/AssetStudio/Classes/Material.cs b/AssetStudio/Classes/Material.cs
index 64b95e3..5d94fc6 100644
--- a/AssetStudio/Classes/Material.cs
+++ b/AssetStudio/Classes/Material.cs
@@ -18,44 +18,44 @@ public UnityTexEnv(ObjectReader reader)
 
     public class UnityPropertySheet
     {
-        public KeyValuePair<string, UnityTexEnv>[] m_TexEnvs;
-        public KeyValuePair<string, int>[] m_Ints;
-        public KeyValuePair<string, float>[] m_Floats;
-        public KeyValuePair<string, Color>[] m_Colors;
+        public Dictionary<string, UnityTexEnv> m_TexEnvs;
+        public Dictionary<string, int> m_Ints;
+        public Dictionary<string, float> m_Floats;
+        public Dictionary<string, Color> m_Colors;
 
         public UnityPropertySheet(ObjectReader reader)
         {
             var version = reader.version;
 
             int m_TexEnvsSize = reader.ReadInt32();
-            m_TexEnvs = new KeyValuePair<string, UnityTexEnv>[m_TexEnvsSize];
+            m_TexEnvs = new Dictionary<string, UnityTexEnv>(m_TexEnvsSize);
             for (int i = 0; i < m_TexEnvsSize; i++)
             {
-                m_TexEnvs[i] = new KeyValuePair<string, UnityTexEnv>(reader.ReadAlignedString(), new UnityTexEnv(reader));
+                m_TexEnvs.Add(reader.ReadAlignedString(), new UnityTexEnv(reader));
             }
 
             if (version[0] >= 2021) //2021.1 and up
             {
                 int m_IntsSize = reader.ReadInt32();
-                m_Ints = new KeyValuePair<string, int>[m_IntsSize];
+                m_Ints = new Dictionary<string, int>(m_IntsSize);
                 for (int i = 0; i < m_IntsSize; i++)
                 {
-                    m_Ints[i] = new KeyValuePair<string, int>(reader.ReadAlignedString(), reader.ReadInt32());
+                    m_Ints.Add(reader.ReadAlignedString(), reader.ReadInt32());
                 }
             }
 
             int m_FloatsSize = reader.ReadInt32();
-            m_Floats = new KeyValuePair<string, float>[m_FloatsSize];
+            m_Floats = new Dictionary<string, float>(m_FloatsSize);
             for (int i = 0; i < m_FloatsSize; i++)
             {
-                m_Floats[i] = new KeyValuePair<string, float>(reader.ReadAlignedString(), reader.ReadSingle());
+                m_Floats.Add(reader.ReadAlignedString(), reader.ReadSingle());
             }
 
             int m_ColorsSize = reader.ReadInt32();
-            m_Colors = new KeyValuePair<string, Color>[m_ColorsSize];
+            m_Colors = new Dictionary<string, Color>(m_ColorsSize);
             for (int i = 0; i < m_ColorsSize; i++)
             {
-                m_Colors[i] = new KeyValuePair<string, Color>(reader.ReadAlignedString(), reader.ReadColor4());
+                m_Colors.Add(reader.ReadAlignedString(), reader.ReadColor4());
             }
         }
     }