diff --git a/Source/Engine/Serialization/ReadStream.h b/Source/Engine/Serialization/ReadStream.h
index d8868c67e..06c52b64f 100644
--- a/Source/Engine/Serialization/ReadStream.h
+++ b/Source/Engine/Serialization/ReadStream.h
@@ -149,14 +149,6 @@ public:
         v.Set(*(Guid*)id);
     }
 
-    template<typename T>
-    FORCE_INLINE void Read(SoftObjectInterfaceReference<T>& v)
-    {
-        uint32 id[4];
-        ReadBytes(id, sizeof(id));
-        v.Set(*(Guid*)id);
-    }
-
     template<typename T>
     FORCE_INLINE void Read(AssetReference<T>& v)
     {
diff --git a/Source/Engine/Serialization/Serialization.h b/Source/Engine/Serialization/Serialization.h
index cc27d1726..b588a5d78 100644
--- a/Source/Engine/Serialization/Serialization.h
+++ b/Source/Engine/Serialization/Serialization.h
@@ -18,8 +18,6 @@ class ScriptingObjectInterfaceReference;
 template<typename T>
 class SoftObjectReference;
 template<typename T>
-class SoftObjectInterfaceReference;
-template<typename T>
 class AssetReference;
 template<typename T>
 class WeakAssetReference;
@@ -550,27 +548,6 @@ namespace Serialization
         v = id;
     }
 
-    // Soft Object Interface Reference
-
-    template<typename T>
-    inline bool ShouldSerialize(const SoftObjectInterfaceReference<T>& v, const void* otherObj)
-    {
-        return !otherObj || ShouldSerializeRef(v.GetObject(), ((SoftObjectInterfaceReference<T>*)otherObj)->GetObject());
-    }
-    template<typename T>
-    inline void Serialize(ISerializable::SerializeStream& stream, const SoftObjectInterfaceReference<T>& v, const void* otherObj)
-    {
-        stream.Guid(v.GetID());
-    }
-    template<typename T>
-    inline void Deserialize(ISerializable::DeserializeStream& stream, SoftObjectInterfaceReference<T>& v, ISerializeModifier* modifier)
-    {
-        Guid id;
-        Deserialize(stream, id, modifier);
-        modifier->IdsMapping.TryGet(id, id);
-        v = id;
-    }
-
     // Asset Reference
 
     template<typename T>
diff --git a/Source/Engine/Serialization/Stream.h b/Source/Engine/Serialization/Stream.h
index e6dd3a42b..4e517effe 100644
--- a/Source/Engine/Serialization/Stream.h
+++ b/Source/Engine/Serialization/Stream.h
@@ -21,8 +21,6 @@ class ScriptingObjectInterfaceReference;
 template<typename T>
 class SoftObjectReference;
 template<typename T>
-class SoftObjectInterfaceReference;
-template<typename T>
 class AssetReference;
 template<typename T>
 class WeakAssetReference;
diff --git a/Source/Engine/Serialization/WriteStream.h b/Source/Engine/Serialization/WriteStream.h
index 4e31b37cc..a5130ed8e 100644
--- a/Source/Engine/Serialization/WriteStream.h
+++ b/Source/Engine/Serialization/WriteStream.h
@@ -169,14 +169,6 @@ public:
         Write(v.Get());
     }
 
-    template<typename T>
-    FORCE_INLINE void Write(const SoftObjectInterfaceReference<T>& v)
-    {
-        uint32 id[4];
-        v.CopyID(id);
-        WriteBytes(id, sizeof(id));
-    }
-
     template<typename T>
     FORCE_INLINE void Write(const AssetReference<T>& v)
     {
diff --git a/Source/Engine/Tests/TestScripting.h b/Source/Engine/Tests/TestScripting.h
index 0a764c89f..70f443346 100644
--- a/Source/Engine/Tests/TestScripting.h
+++ b/Source/Engine/Tests/TestScripting.h
@@ -7,7 +7,6 @@
 #include "Engine/Core/Collections/Array.h"
 #include "Engine/Scripting/ScriptingObject.h"
 #include "Engine/Scripting/ScriptingObjectInterfaceReference.h"
-#include "Engine/Scripting/SoftObjectInterfaceReference.h"
 #include "Engine/Scripting/SerializableScriptingObject.h"
 #include "Engine/Scripting/SoftTypeReference.h"
 #include "Engine/Content/SceneReference.h"
@@ -179,10 +178,9 @@ public:
 
     // Test struct
     API_FIELD() TestStruct SimpleStruct;
+
     // Test interface reference
     API_FIELD() ScriptingObjectInterfaceReference<ITestInterface> InterfaceRef;
-    // Test soft interface reference
-    API_FIELD() SoftObjectInterfaceReference<ITestInterface> SoftInterfaceRef;
 
     // Test event
     API_EVENT() Delegate<int32, Float3, const String&, String&, TestStruct&, const Array<TestStruct>&, Array<TestStruct>&> SimpleEvent;
diff --git a/Source/Tools/Flax.Build/Bindings/ClassInfo.cs b/Source/Tools/Flax.Build/Bindings/ClassInfo.cs
index 46097a218..36c47138e 100644
--- a/Source/Tools/Flax.Build/Bindings/ClassInfo.cs
+++ b/Source/Tools/Flax.Build/Bindings/ClassInfo.cs
@@ -19,7 +19,6 @@ namespace Flax.Build.Bindings
             "PersistentScriptingObject",
             "ScriptingObjectReference",
             "ScriptingObjectInterfaceReference",
-            "SoftObjectInterfaceReference",
             "AssetReference",
             "BinaryAsset",
             "SceneObject",