diff --git a/AssetStudio/Classes/Shader.cs b/AssetStudio/Classes/Shader.cs
index e29c5f0..f86fa67 100644
--- a/AssetStudio/Classes/Shader.cs
+++ b/AssetStudio/Classes/Shader.cs
@@ -587,8 +587,9 @@ namespace AssetStudio
         public List<UAVParameter> m_UAVParams;
         public List<SamplerParameter> m_Samplers;
 
-        public static bool HasGlobalLocalKeywordIndices(SerializedType type) => type.Match("E99740711222CD922E9A6F92FF1EB07A", "450A058C218DAF000647948F2F59DA6D");
-        public static bool HasInstancedStructuredBuffers(SerializedType type) => type.Match("E99740711222CD922E9A6F92FF1EB07A");
+        public static bool HasGlobalLocalKeywordIndices(SerializedType type) => type.Match("E99740711222CD922E9A6F92FF1EB07A", "450A058C218DAF000647948F2F59DA6D", "B239746E4EC6E4D6D7BA27C84178610A");
+        public static bool HasInstancedStructuredBuffers(SerializedType type) => type.Match("E99740711222CD922E9A6F92FF1EB07A", "B239746E4EC6E4D6D7BA27C84178610A");
+        public static bool HasIsAdditionalBlob(SerializedType type) => type.Match("B239746E4EC6E4D6D7BA27C84178610A");
 
         public SerializedSubProgram(ObjectReader reader)
         {
@@ -600,6 +601,11 @@ namespace AssetStudio
             }
 
             m_BlobIndex = reader.ReadUInt32();
+            if (HasIsAdditionalBlob(reader.serializedType))
+            {
+                var m_IsAdditionalBlob = reader.ReadBoolean();
+                reader.AlignStream();
+            }
             m_Channels = new ParserBindChannels(reader);
 
             if ((version[0] >= 2019 && version[0] < 2021) || (version[0] == 2021 && version[1] < 2) || HasGlobalLocalKeywordIndices(reader.serializedType)) //2019 ~2021.1