diff --git a/src/mscorlib/shared/Interop/Unix/System.Native/Interop.Stat.cs b/src/mscorlib/shared/Interop/Unix/System.Native/Interop.Stat.cs
index a8bc2ec7d135..cda00ac6c336 100644
--- a/src/mscorlib/shared/Interop/Unix/System.Native/Interop.Stat.cs
+++ b/src/mscorlib/shared/Interop/Unix/System.Native/Interop.Stat.cs
@@ -27,6 +27,8 @@ internal struct FileStatus
             internal long MTime;
             internal long CTime;
             internal long BirthTime;
+            internal long Dev;
+            internal long Ino;
         }
 
         internal static class FileTypes