diff --git a/Consul.Test/KVTest.cs b/Consul.Test/KVTest.cs
index 5012278ef..9b78a2817 100644
--- a/Consul.Test/KVTest.cs
+++ b/Consul.Test/KVTest.cs
@@ -348,7 +348,7 @@ public async Task KV_Keys_DeleteRecurse()
             Assert.Equal(pairs.Response.Length, putTasks.Length);
             Assert.False(pairs.LastIndex == 0);
 
-            var deleteTree = await _client.KV.DeleteTree(prefix);
+            await _client.KV.DeleteTree(prefix);
 
             pairs = await _client.KV.Keys(prefix, "");
             Assert.Null(pairs.Response);
@@ -363,12 +363,12 @@ public async Task KV_AcquireRelease()
             Assert.False(string.IsNullOrEmpty(sessionRequest.Response));
 
             var key = GenerateTestKeyName();
-            var value = Encoding.UTF8.GetBytes("test");
+            var value = "test";
 
             var pair = new KVPair(key)
             {
-                Value = value,
-                Session = id
+                Value = Encoding.UTF8.GetBytes(value),
+                Session = id,
             };
 
             var acquireRequest = await _client.KV.Acquire(pair);
@@ -381,12 +381,14 @@ public async Task KV_AcquireRelease()
             Assert.Equal(getRequest.Response.LockIndex, (ulong)1);
             Assert.True(getRequest.LastIndex > 0);
 
-            acquireRequest = await _client.KV.Release(pair);
-            Assert.True(acquireRequest.Response);
+            var newValue = "test2";
+            pair.Value = Encoding.UTF8.GetBytes(newValue);
+            var releaseRequest = await _client.KV.Release(pair);
+            Assert.True(releaseRequest.Response);
 
             getRequest = await _client.KV.Get(key);
-
             Assert.NotNull(getRequest.Response);
+            Assert.Equal(newValue, Encoding.UTF8.GetString(getRequest.Response.Value));
             Assert.Null(getRequest.Response.Session);
             Assert.Equal(getRequest.Response.LockIndex, (ulong)1);
             Assert.True(getRequest.LastIndex > 0);
diff --git a/Consul/KV.cs b/Consul/KV.cs
index 0bf982212..f372163fd 100644
--- a/Consul/KV.cs
+++ b/Consul/KV.cs
@@ -19,7 +19,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.Net.Http;
 using System.Threading;
 using System.Threading.Tasks;
 using Newtonsoft.Json;
@@ -509,7 +508,7 @@ public Task<WriteResult<bool>> Release(KVPair p, CancellationToken ct = default)
         public Task<WriteResult<bool>> Release(KVPair p, WriteOptions q, CancellationToken ct = default)
         {
             p.Validate();
-            var req = _client.Put<object, bool>(string.Format("/v1/kv/{0}", p.Key.TrimStart('/')), null, q);
+            var req = _client.Put<byte[], bool>(string.Format("/v1/kv/{0}", p.Key.TrimStart('/')), p.Value, q);
             if (p.Flags > 0)
             {
                 req.Params["flags"] = p.Flags.ToString();
@@ -620,9 +619,6 @@ public partial class ConsulClient : IConsulClient
         /// <summary>
         /// KV returns a handle to the KV endpoint
         /// </summary>
-        public IKVEndpoint KV
-        {
-            get { return _kv.Value; }
-        }
+        public IKVEndpoint KV => _kv.Value;
     }
 }