diff --git a/src/System.Reflection.Metadata/src/System/Reflection/Internal/Utilities/FileStreamReadLightUp.netstandard1.1.cs b/src/System.Reflection.Metadata/src/System/Reflection/Internal/Utilities/FileStreamReadLightUp.netstandard1.1.cs
index 39a3ffdc6ef1..cdd30244fda9 100644
--- a/src/System.Reflection.Metadata/src/System/Reflection/Internal/Utilities/FileStreamReadLightUp.netstandard1.1.cs
+++ b/src/System.Reflection.Metadata/src/System/Reflection/Internal/Utilities/FileStreamReadLightUp.netstandard1.1.cs
@@ -100,7 +100,7 @@ internal static unsafe bool TryReadFile(Stream stream, byte* buffer, long start,
                 return false;
             }
 
-            bool result = false;
+            int result = 0;
             int bytesRead = 0;
 
             try
@@ -113,7 +113,7 @@ internal static unsafe bool TryReadFile(Stream stream, byte* buffer, long start,
                 return false;
             }
 
-            if (!result || bytesRead != size)
+            if (result == 0 || bytesRead != size)
             {
                 // We used to throw here, but this is where we land if the FileStream was
                 // opened with useAsync: true, which is currently the default on .NET Core.