diff --git a/src/Elasticsearch.Net/Transport/Pipeline/RequestPipeline.cs b/src/Elasticsearch.Net/Transport/Pipeline/RequestPipeline.cs
index 1028aa52685..95bbe70e663 100644
--- a/src/Elasticsearch.Net/Transport/Pipeline/RequestPipeline.cs
+++ b/src/Elasticsearch.Net/Transport/Pipeline/RequestPipeline.cs
@@ -245,7 +245,7 @@ public async Task PingAsync(Node node)
 			}
 		}
 
-		private string SniffPath => "_nodes/_all/settings?flat_settings&timeout=" + this.PingTimeout;
+		private string SniffPath => "_nodes/_all/settings?flat_settings&timeout=" + this.PingTimeout.TotalMilliseconds + "ms";
 
 		public IEnumerable<Node> SniffNodes => this._connectionPool.CreateView().ToList().OrderBy(n =>  n.MasterEligable ? n.Uri.Port : int.MaxValue);
 
diff --git a/src/Elasticsearch.Net/Transport/Sniff/SniffResponse.cs b/src/Elasticsearch.Net/Transport/Sniff/SniffResponse.cs
index 9c4545854a2..15076a5deec 100644
--- a/src/Elasticsearch.Net/Transport/Sniff/SniffResponse.cs
+++ b/src/Elasticsearch.Net/Transport/Sniff/SniffResponse.cs
@@ -37,8 +37,8 @@ internal class SniffNode
 		public string build { get; set; }
 		public IDictionary<string, object> settings { get; set; }
 
-		internal bool MasterEligable => !((this.settings?.ContainsKey("node.master")).GetValueOrDefault(false) && ((bool)this.settings["node.master"]) == false);
-		internal bool HoldsData => !((this.settings?.ContainsKey("node.data")).GetValueOrDefault(false) && ((bool)this.settings["node.data"]) == false);
+		internal bool MasterEligable => !((this.settings?.ContainsKey("node.master")).GetValueOrDefault(false) && Convert.ToBoolean(this.settings["node.master"]) == false);
+		internal bool HoldsData => !((this.settings?.ContainsKey("node.data")).GetValueOrDefault(false) && Convert.ToBoolean(this.settings["node.data"]) == false);
 	}
 
 }