diff --git a/uSync.Core/Extensions/JsonExtensions.cs b/uSync.Core/Extensions/JsonExtensions.cs
index 775b86bb..2c49d611 100644
--- a/uSync.Core/Extensions/JsonExtensions.cs
+++ b/uSync.Core/Extensions/JsonExtensions.cs
@@ -1,8 +1,4 @@
-
-using Microsoft.CodeAnalysis.CSharp.Syntax;
-using Microsoft.Net.Http.Headers;
-
-using Newtonsoft.Json;
+using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 
 using Umbraco.Extensions;
diff --git a/uSync.Core/Mapping/Mappers/MediaPicker3Mapper.cs b/uSync.Core/Mapping/Mappers/MediaPicker3Mapper.cs
index d897ebce..52c38e34 100644
--- a/uSync.Core/Mapping/Mappers/MediaPicker3Mapper.cs
+++ b/uSync.Core/Mapping/Mappers/MediaPicker3Mapper.cs
@@ -59,7 +59,7 @@ public override IEnumerable<uSyncDependency> GetDependencies(object value, strin
         {
             // validate string 
             var stringValue = value?.ToString();
-            if (!stringValue.TryParseValidJsonString(out JArray images) is false)
+            if (stringValue.TryParseValidJsonString(out JArray images) is false)
                 return Enumerable.Empty<uSyncDependency>();
 
             if (images == null || !images.Any())