diff --git a/src/NLog.AirBrake/SharpbrakeClient.cs b/src/NLog.AirBrake/SharpbrakeClient.cs
index a2449d0..12b8812 100644
--- a/src/NLog.AirBrake/SharpbrakeClient.cs
+++ b/src/NLog.AirBrake/SharpbrakeClient.cs
@@ -8,11 +8,17 @@ namespace NLog.AirBrake
 {
   public class SharpbrakeClient : ISharpbrakeClient
   {
-    public SharpbrakeClient(AirbrakeClient client, AirbrakeNoticeBuilder builder)
+    public SharpbrakeClient()
     {
       this.Client = new AirbrakeClient();
       this.Builder = new AirbrakeNoticeBuilder();
     }
+    
+    public SharpbrakeClient(AirbrakeClient client, AirbrakeNoticeBuilder builder)
+    {
+      this.Client = client;
+      this.Builder = builder;
+    }
 
     private AirbrakeClient Client { get; set; }
     private AirbrakeNoticeBuilder Builder { get; set; }