diff --git a/src/NzbDrone.Core/Lidarr.Core.csproj b/src/NzbDrone.Core/Lidarr.Core.csproj
index 7d3bdafa9..a8317fe85 100644
--- a/src/NzbDrone.Core/Lidarr.Core.csproj
+++ b/src/NzbDrone.Core/Lidarr.Core.csproj
@@ -10,7 +10,7 @@
     <PackageReference Include="NLog" Version="4.5.4" />
     <PackageReference Include="OAuth" Version="1.0.3" />
     <PackageReference Include="Prowlin" Version="0.9.4456.26422" />
-    <PackageReference Include="RestSharp" Version="105.2.3" />
+    <PackageReference Include="RestSharp" Version="106.6.10" />
     <PackageReference Include="System.IO.Abstractions" Version="4.0.11" />
     <PackageReference Include="TagLibSharp-Lidarr" Version="2.2.0.19" />
     <PackageReference Include="xmlrpcnet" Version="2.5.0" />
diff --git a/src/NzbDrone.Integration.Test/ApiTests/ReleasePushFixture.cs b/src/NzbDrone.Integration.Test/ApiTests/ReleasePushFixture.cs
index b1201c872..a65c3ab0d 100644
--- a/src/NzbDrone.Integration.Test/ApiTests/ReleasePushFixture.cs
+++ b/src/NzbDrone.Integration.Test/ApiTests/ReleasePushFixture.cs
@@ -21,7 +21,7 @@ namespace NzbDrone.Integration.Test.ApiTests
             body.Add("publishDate", DateTime.UtcNow.ToString("yyyy-MM-dd HH:mm:ssZ", CultureInfo.InvariantCulture));
 
             var request = ReleasePush.BuildRequest();
-            request.AddBody(body);
+            request.AddJsonBody(body);
             var result = ReleasePush.Post<ReleaseResource>(request, HttpStatusCode.OK);
 
             result.Should().NotBeNull();
diff --git a/src/NzbDrone.Integration.Test/Client/ArtistClient.cs b/src/NzbDrone.Integration.Test/Client/ArtistClient.cs
index b8a454a0c..e8efd6764 100644
--- a/src/NzbDrone.Integration.Test/Client/ArtistClient.cs
+++ b/src/NzbDrone.Integration.Test/Client/ArtistClient.cs
@@ -14,15 +14,15 @@ namespace NzbDrone.Integration.Test.Client
 
         public List<ArtistResource> Lookup(string term)
         {
-            var request = BuildRequest("lookup?term={term}");
-            request.AddUrlSegment("term", term);
+            var request = BuildRequest("lookup");
+            request.AddQueryParameter("term", term);
             return Get<List<ArtistResource>>(request);
         }
 
         public List<ArtistResource> Editor(ArtistEditorResource artist)
         {
             var request = BuildRequest("editor");
-            request.AddBody(artist);
+            request.AddJsonBody(artist);
             return Put<List<ArtistResource>>(request);
         }
 
diff --git a/src/NzbDrone.Integration.Test/Client/ClientBase.cs b/src/NzbDrone.Integration.Test/Client/ClientBase.cs
index 41963cbc8..def4bc586 100644
--- a/src/NzbDrone.Integration.Test/Client/ClientBase.cs
+++ b/src/NzbDrone.Integration.Test/Client/ClientBase.cs
@@ -111,14 +111,14 @@ namespace NzbDrone.Integration.Test.Client
         public TResource Post(TResource body, HttpStatusCode statusCode = HttpStatusCode.Created)
         {
             var request = BuildRequest();
-            request.AddBody(body);
+            request.AddJsonBody(body);
             return Post<TResource>(request, statusCode);
         }
 
         public TResource Put(TResource body, HttpStatusCode statusCode = HttpStatusCode.Accepted)
         {
             var request = BuildRequest();
-            request.AddBody(body);
+            request.AddJsonBody(body);
             return Put<TResource>(request, statusCode);
         }
 
@@ -149,14 +149,14 @@ namespace NzbDrone.Integration.Test.Client
         public object InvalidPost(TResource body, HttpStatusCode statusCode = HttpStatusCode.BadRequest)
         {
             var request = BuildRequest();
-            request.AddBody(body);
+            request.AddJsonBody(body);
             return Post<object>(request, statusCode);
         }
 
         public object InvalidPut(TResource body, HttpStatusCode statusCode = HttpStatusCode.BadRequest)
         {
             var request = BuildRequest();
-            request.AddBody(body);
+            request.AddJsonBody(body);
             return Put<object>(request, statusCode);
         }
 
diff --git a/src/NzbDrone.Integration.Test/Client/CommandClient.cs b/src/NzbDrone.Integration.Test/Client/CommandClient.cs
index 940a28ed6..bc9387b7e 100644
--- a/src/NzbDrone.Integration.Test/Client/CommandClient.cs
+++ b/src/NzbDrone.Integration.Test/Client/CommandClient.cs
@@ -40,7 +40,7 @@ namespace NzbDrone.Integration.Test.Client
         public SimpleCommandResource PostAndWait<T>(T command) where T : Command, new()
         {
             var request = BuildRequest();
-            request.AddBody(command);
+            request.AddJsonBody(command);
             var result = Post<SimpleCommandResource>(request);
             result.Id.Should().NotBe(0);
 
diff --git a/src/NzbDrone.Test.Common/Lidarr.Test.Common.csproj b/src/NzbDrone.Test.Common/Lidarr.Test.Common.csproj
index 4b4765b04..417cf6c35 100644
--- a/src/NzbDrone.Test.Common/Lidarr.Test.Common.csproj
+++ b/src/NzbDrone.Test.Common/Lidarr.Test.Common.csproj
@@ -10,7 +10,7 @@
     <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
     <PackageReference Include="NLog" Version="4.5.4" />
     <PackageReference Include="NUnit" Version="3.11.0" />
-    <PackageReference Include="RestSharp" Version="105.2.3" />
+    <PackageReference Include="RestSharp" Version="106.6.10" />
     <PackageReference Include="System.IO.Abstractions" Version="4.0.11" />
     <PackageReference Include="Unity" Version="4.0.1" />
   </ItemGroup>