diff --git a/Il2CppInterop.Generator/Extensions/ILGeneratorEx.cs b/Il2CppInterop.Generator/Extensions/ILGeneratorEx.cs
index 9b3eb262..7c247dd4 100644
--- a/Il2CppInterop.Generator/Extensions/ILGeneratorEx.cs
+++ b/Il2CppInterop.Generator/Extensions/ILGeneratorEx.cs
@@ -172,6 +172,7 @@ public static void EmitObjectToPointer(this ILProcessor body, TypeSignature orig
                 body.AddLoadArgument(argumentIndex);
                 body.Add(OpCodes.Ldind_Ref);
                 body.Add(OpCodes.Call, imports.IL2CPP_Il2CppObjectBaseToPtrNotNull.Value);
+                body.Add(OpCodes.Call, imports.IL2CPP_il2cpp_object_unbox.Value);
             }
             else
             {