diff --git a/src/Files.App.CsWin32/IStorageProviderQuotaUI.cs b/src/Files.App.CsWin32/IStorageProviderQuotaUI.cs
index 3e28cfcabded..949a2bc276cb 100644
--- a/src/Files.App.CsWin32/IStorageProviderQuotaUI.cs
+++ b/src/Files.App.CsWin32/IStorageProviderQuotaUI.cs
@@ -16,13 +16,13 @@ public unsafe struct IStorageProviderQuotaUI : IComIID
 		[MethodImpl(MethodImplOptions.AggressiveInlining)]
 		public HRESULT GetQuotaTotalInBytes(ulong* value)
 		{
-			return ((delegate* unmanaged[Stdcall]<IStorageProviderQuotaUI*, ulong*, HRESULT>)(lpVtbl[6]))((IStorageProviderQuotaUI*)Unsafe.AsPointer(ref this), value);
+			return (HRESULT)((delegate* unmanaged[MemberFunction]<IStorageProviderQuotaUI*, ulong*, int>)(lpVtbl[6]))((IStorageProviderQuotaUI*)Unsafe.AsPointer(ref this), value);
 		}
 
 		[MethodImpl(MethodImplOptions.AggressiveInlining)]
 		public HRESULT GetQuotaUsedInBytes(ulong* value)
 		{
-			return ((delegate* unmanaged[Stdcall]<IStorageProviderQuotaUI*, ulong*, HRESULT>)(lpVtbl[8]))((IStorageProviderQuotaUI*)Unsafe.AsPointer(ref this), value);
+			return (HRESULT)((delegate* unmanaged[MemberFunction]<IStorageProviderQuotaUI*, ulong*, int>)(lpVtbl[8]))((IStorageProviderQuotaUI*)Unsafe.AsPointer(ref this), value);
 		}
 
 		public static ref readonly Guid Guid
diff --git a/src/Files.App.CsWin32/IStorageProviderStatusUI.cs b/src/Files.App.CsWin32/IStorageProviderStatusUI.cs
index ab7bdcc050d4..5e3b282359e3 100644
--- a/src/Files.App.CsWin32/IStorageProviderStatusUI.cs
+++ b/src/Files.App.CsWin32/IStorageProviderStatusUI.cs
@@ -16,7 +16,7 @@ public unsafe struct IStorageProviderStatusUI : IComIID
 		[MethodImpl(MethodImplOptions.AggressiveInlining)]
 		public HRESULT GetQuotaUI(IStorageProviderQuotaUI** result)
 		{
-			return ((delegate* unmanaged[Stdcall]<IStorageProviderStatusUI*, IStorageProviderQuotaUI**, HRESULT>)lpVtbl[14])((IStorageProviderStatusUI*)Unsafe.AsPointer(ref this), result);
+			return (HRESULT)((delegate* unmanaged[MemberFunction]<IStorageProviderStatusUI*, IStorageProviderQuotaUI**, int>)lpVtbl[14])((IStorageProviderStatusUI*)Unsafe.AsPointer(ref this), result);
 		}
 
 		public static ref readonly Guid Guid
diff --git a/src/Files.App.CsWin32/IStorageProviderStatusUISource.cs b/src/Files.App.CsWin32/IStorageProviderStatusUISource.cs
index b7d80b4efb8f..273cc237e18a 100644
--- a/src/Files.App.CsWin32/IStorageProviderStatusUISource.cs
+++ b/src/Files.App.CsWin32/IStorageProviderStatusUISource.cs
@@ -16,7 +16,7 @@ public unsafe struct IStorageProviderStatusUISource : IComIID
 		[MethodImpl(MethodImplOptions.AggressiveInlining)]
 		public HRESULT GetStatusUI(IStorageProviderStatusUI** result)
 		{
-			return ((delegate* unmanaged[Stdcall]<IStorageProviderStatusUISource*, IStorageProviderStatusUI**, HRESULT>)lpVtbl[6])((IStorageProviderStatusUISource*)Unsafe.AsPointer(ref this), result);
+			return (HRESULT)((delegate* unmanaged[MemberFunction]<IStorageProviderStatusUISource*, IStorageProviderStatusUI**, int>)lpVtbl[6])((IStorageProviderStatusUISource*)Unsafe.AsPointer(ref this), result);
 		}
 
 		public static ref readonly Guid Guid
diff --git a/src/Files.App.CsWin32/IStorageProviderStatusUISourceFactory.cs b/src/Files.App.CsWin32/IStorageProviderStatusUISourceFactory.cs
index 4927fa32577e..086ecd11d7a3 100644
--- a/src/Files.App.CsWin32/IStorageProviderStatusUISourceFactory.cs
+++ b/src/Files.App.CsWin32/IStorageProviderStatusUISourceFactory.cs
@@ -16,7 +16,7 @@ public unsafe struct IStorageProviderStatusUISourceFactory : IComIID
 		[MethodImpl(MethodImplOptions.AggressiveInlining)]
 		public HRESULT GetStatusUISource(nint syncRootId, IStorageProviderStatusUISource** result)
 		{
-			return ((delegate* unmanaged[Stdcall]<IStorageProviderStatusUISourceFactory*, nint, IStorageProviderStatusUISource**, HRESULT>)lpVtbl[6])((IStorageProviderStatusUISourceFactory*)Unsafe.AsPointer(ref this), syncRootId, result);
+			return (HRESULT)((delegate* unmanaged[MemberFunction]<IStorageProviderStatusUISourceFactory*, nint, IStorageProviderStatusUISource**, int>)lpVtbl[6])((IStorageProviderStatusUISourceFactory*)Unsafe.AsPointer(ref this), syncRootId, result);
 		}
 
 		public static ref readonly Guid Guid