diff --git a/Com/IEnumSTATSTG.cs b/Com/IEnumSTATSTG.cs
index 46b3533..493e112 100644
--- a/Com/IEnumSTATSTG.cs
+++ b/Com/IEnumSTATSTG.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Runtime.InteropServices;
+using ComTypes = System.Runtime.InteropServices.ComTypes;
 
 namespace SweetPotato {
     [ComImport]
@@ -9,7 +10,7 @@ public interface IEnumSTATSTG {
         // The user needs to allocate an STATSTG array whose size is celt.
         [PreserveSig]
         uint
-        Next(uint celt, [MarshalAs(UnmanagedType.LPArray), Out] STATSTG[] rgelt, out uint pceltFetched);
+        Next(uint celt, [MarshalAs(UnmanagedType.LPArray), Out] ComTypes.STATSTG[] rgelt, out uint pceltFetched);
 
         void Skip(uint celt);
 
diff --git a/Com/ILockBytes.cs b/Com/ILockBytes.cs
index 0c8c7e5..df69366 100644
--- a/Com/ILockBytes.cs
+++ b/Com/ILockBytes.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Runtime.InteropServices;
+using ComTypes = System.Runtime.InteropServices.ComTypes;
 
 namespace SweetPotato {
     [ComVisible(false)]
@@ -13,7 +14,7 @@ public interface ILockBytes {
         void SetSize(long cb);
         void LockRegion(long libOffset, long cb, int dwLockType);
         void UnlockRegion(long libOffset, long cb, int dwLockType);
-        void Stat(out System.Runtime.InteropServices.STATSTG pstatstg, int grfStatFlag);
+        void Stat(out ComTypes.STATSTG pstatstg, int grfStatFlag);
 
     }
 
diff --git a/Com/IStorage.cs b/Com/IStorage.cs
index 682f46f..c48dc9f 100644
--- a/Com/IStorage.cs
+++ b/Com/IStorage.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Runtime.InteropServices;
+using ComTypes = System.Runtime.InteropServices.ComTypes;
 
 namespace SweetPotato {
 
@@ -19,10 +20,10 @@ public interface IStorage {
         void EnumElements([In] uint reserved1, [In] IntPtr reserved2, [In] uint reserved3, [MarshalAs(28)] out IEnumSTATSTG ppEnum);
         void DestroyElement([MarshalAs(21)] [In] string pwcsName);
         void RenameElement([MarshalAs(21)] [In] string pwcsOldName, [MarshalAs(21)] [In] string pwcsNewName);
-        void SetElementTimes([MarshalAs(21)] [In] string pwcsName, [MarshalAs(42)] [In] FILETIME[] pctime, [MarshalAs(42)] [In] FILETIME[] patime, [MarshalAs(42)] [In] FILETIME[] pmtime);
+        void SetElementTimes([MarshalAs(21)] [In] string pwcsName, [MarshalAs(42)] [In] ComTypes.FILETIME[] pctime, [MarshalAs(42)] [In] ComTypes.FILETIME[] patime, [MarshalAs(42)] [In] ComTypes.FILETIME[] pmtime);
         void SetClass([In] ref Guid clsid);
         void SetStateBits([In] uint grfStateBits, [In] uint grfMask);
-        void Stat([MarshalAs(42)] [Out] STATSTG[] pstatstg, [In] uint grfStatFlag);
+        void Stat([MarshalAs(42)] [Out] ComTypes.STATSTG[] pstatstg, [In] uint grfStatFlag);
     }
 }
 
diff --git a/Com/IStream.cs b/Com/IStream.cs
index 8bbbf1e..890ee37 100644
--- a/Com/IStream.cs
+++ b/Com/IStream.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Runtime.InteropServices;
+using ComTypes = System.Runtime.InteropServices.ComTypes;
 
 namespace SweetPotato {
     [ComImport, Guid("0000000c-0000-0000-C000-000000000046"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
@@ -13,7 +14,7 @@ public interface IStream {
         void Revert();
         void LockRegion(long libOffset, long cb, uint dwLockType);
         void UnlockRegion(long libOffset, long cb, uint dwLockType);
-        void Stat(out STATSTG pstatstg, uint grfStatFlag);
+        void Stat(out ComTypes.STATSTG pstatstg, uint grfStatFlag);
         void Clone(out IStream ppstm);
     }
 }
diff --git a/StorageTrigger.cs b/StorageTrigger.cs
index 18966cf..bf4b126 100644
--- a/StorageTrigger.cs
+++ b/StorageTrigger.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Runtime.InteropServices;
+using ComTypes = System.Runtime.InteropServices.ComTypes;
 
 namespace SweetPotato {
 
@@ -93,14 +94,14 @@ public void SetClass(ref Guid clsid) {
 
         }
 
-        public void SetElementTimes(string pwcsName, FILETIME[] pctime, FILETIME[] patime, FILETIME[] pmtime) {
+        public void SetElementTimes(string pwcsName, ComTypes.FILETIME[] pctime, ComTypes.FILETIME[] patime, ComTypes.FILETIME[] pmtime) {
 
         }
 
         public void SetStateBits(uint grfStateBits, uint grfMask) {
         }
 
-        public void Stat(STATSTG[] pstatstg, uint grfStatFlag) {
+        public void Stat(ComTypes.STATSTG[] pstatstg, uint grfStatFlag) {
             storage.Stat(pstatstg, grfStatFlag);
             pstatstg[0].pwcsName = "hello.stg";
         }