diff --git a/src/Microsoft.AspNet.Server.Testing/Deployers/MonoDeployer.cs b/src/Microsoft.AspNet.Server.Testing/Deployers/MonoDeployer.cs
index 6619bc8e12..8a5961be4d 100644
--- a/src/Microsoft.AspNet.Server.Testing/Deployers/MonoDeployer.cs
+++ b/src/Microsoft.AspNet.Server.Testing/Deployers/MonoDeployer.cs
@@ -62,7 +62,7 @@ namespace Microsoft.AspNet.Server.Testing
                 throw new InvalidOperationException("kestrel is the only valid ServerType for Mono");
             }
 
-            var dnxArgs = $"--appbase \"{DeploymentParameters.ApplicationPath}\" Microsoft.Dnx.ApplicationHost kestrel --server.urls {DeploymentParameters.ApplicationBaseUriHint}";
+            var dnxArgs = $"-p \"{DeploymentParameters.ApplicationPath}\" kestrel --server.urls {DeploymentParameters.ApplicationBaseUriHint}";
 
             Logger.LogInformation("Executing command: dnx {dnxArgs}", dnxArgs);
 
diff --git a/src/Microsoft.AspNet.Server.Testing/Deployers/SelfHostDeployer.cs b/src/Microsoft.AspNet.Server.Testing/Deployers/SelfHostDeployer.cs
index cd1293028d..07c175babc 100644
--- a/src/Microsoft.AspNet.Server.Testing/Deployers/SelfHostDeployer.cs
+++ b/src/Microsoft.AspNet.Server.Testing/Deployers/SelfHostDeployer.cs
@@ -53,7 +53,7 @@ namespace Microsoft.AspNet.Server.Testing
                 commandName = DeploymentParameters.ServerType == ServerType.WebListener ? "web" : "kestrel";
             }
             var dnxPath = Path.Combine(ChosenRuntimePath, "dnx.exe");
-            var dnxArgs = $"-p \"{DeploymentParameters.ApplicationPath}\" Microsoft.Dnx.ApplicationHost {commandName} --server.urls {DeploymentParameters.ApplicationBaseUriHint}";
+            var dnxArgs = $"-p \"{DeploymentParameters.ApplicationPath}\" {commandName} --server.urls {DeploymentParameters.ApplicationBaseUriHint}";
             Logger.LogInformation("Executing {dnxexe} {dnxArgs}", dnxPath, dnxArgs);
 
             var startInfo = new ProcessStartInfo