diff --git a/Dapper/SqlMapper.cs b/Dapper/SqlMapper.cs
index 17680cd64f65b1df55c84f819c6c75a504a95a63..277a82ed9034a94522ef47244ca7b5853a8a970f 100644
--- a/Dapper/SqlMapper.cs
+++ b/Dapper/SqlMapper.cs
@@ -632,15 +632,17 @@ private static CacheInfo GetCacheInfo(Identity identity)
 
         private static Func<IDataReader, T> GetDeserializer<T>(IDataReader reader, int startBound, int length, bool returnNullIfFirstMissing)
         {
+            Type type = typeof(T);
 #if !CSHARP30
             // dynamic is passed in as Object ... by c# design
-            if (typeof(T) == typeof(object)
-                || typeof(T) == typeof(FastExpando))
+            if (type == typeof(object)
+                || type == typeof(FastExpando))
             {
                 return GetDynamicDeserializer<T>(reader, startBound, length, returnNullIfFirstMissing);
             }
 #endif
-            if (typeof(T).IsClass && typeof(T) != typeof(string))
+
+            if (type.IsClass && type != typeof(string) && type != typeof(byte[]))
             {
                 return GetClassDeserializer<T>(reader, startBound, length, returnNullIfFirstMissing);
             }
diff --git a/Tests/Tests.cs b/Tests/Tests.cs
index 7a435248687371961b72ba60197cf5f4d8fc5346..d3b99465b527053bb27c801f2b49948af9752d3a 100644
--- a/Tests/Tests.cs
+++ b/Tests/Tests.cs
@@ -65,7 +65,10 @@ public void SelectListInt()
             connection.Query<int>("select 1 union all select 2 union all select 3")
               .IsSequenceEqualTo(new[] { 1, 2, 3 });
         }
-
+        public void SelectBinary()
+        {
+            connection.Query<byte[]>("select cast(1 as varbinary(4))").First().SequenceEqual(new byte[] {1});
+        }
         public void PassInIntArray()
         {
             connection.Query<int>("select * from (select 1 as Id union all select 2 union all select 3) as X where Id in @Ids", new { Ids = new int[] { 1, 2, 3 }.AsEnumerable() })