diff --git a/Dapper/SqlMapper.cs b/Dapper/SqlMapper.cs
index f154de177ab57759ab11d3607da39ad7c05b4206..760c0215374a2307e583c839b54f0ae00b9fe300 100644
--- a/Dapper/SqlMapper.cs
+++ b/Dapper/SqlMapper.cs
@@ -8,7 +8,6 @@
 using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Data;
-using System.Diagnostics;
 using System.Dynamic;
 using System.Linq;
 using System.Reflection;
@@ -886,7 +885,7 @@ public void Dispose()
             }
         }
     }
-    public class DynamicParameters : SqlMapper.IDynamicParameters, IEnumerable
+    public class DynamicParameters : SqlMapper.IDynamicParameters
     {
         Dictionary<string, ParamInfo> parameters = new Dictionary<string,ParamInfo>();
 
@@ -941,10 +940,5 @@ public T Get<T>(string name)
         {
             return (T)parameters[name].AttachedParam.Value;
         }
-
-        public IEnumerator GetEnumerator()
-        {
-            throw new NotImplementedException();
-        }
     }
 }