diff --git a/test/E2ETests/Common/Helpers.cs b/test/E2ETests/Common/Helpers.cs
index 6b568f2375..8bcabbd3ce 100644
--- a/test/E2ETests/Common/Helpers.cs
+++ b/test/E2ETests/Common/Helpers.cs
@@ -51,5 +51,23 @@ namespace E2ETests
 
             return configuration;
         }
+
+        public static bool PreservePublishedApplicationForDebugging
+        {
+            get
+            {
+                var deletePublishedFolder = Environment.GetEnvironmentVariable("ASPNETCORE_DELETEPUBLISHEDFOLDER");
+
+                if (string.Equals("false", deletePublishedFolder, StringComparison.OrdinalIgnoreCase)
+                    || string.Equals("0", deletePublishedFolder, StringComparison.OrdinalIgnoreCase))
+                {
+                    // preserve the published folder and do not delete it
+                    return true;
+                }
+
+                // do not preserve the published folder and delete it
+                return false;
+            }
+        }
     }
 }
\ No newline at end of file
diff --git a/test/E2ETests/NtlmAuthentationTest.cs b/test/E2ETests/NtlmAuthentationTest.cs
index 1c0db6b424..fc50bfdbec 100644
--- a/test/E2ETests/NtlmAuthentationTest.cs
+++ b/test/E2ETests/NtlmAuthentationTest.cs
@@ -38,6 +38,7 @@ namespace E2ETests
                 var deploymentParameters = new DeploymentParameters(Helpers.GetApplicationPath(applicationType), serverType, runtimeFlavor, architecture)
                 {
                     PublishApplicationBeforeDeployment = true,
+                    PreservePublishedApplicationForDebugging = Helpers.PreservePublishedApplicationForDebugging,
                     TargetFramework = runtimeFlavor == RuntimeFlavor.Clr ? "net451" : "netcoreapp1.0",
                     Configuration = Helpers.GetCurrentBuildConfiguration(),
                     ApplicationType = applicationType,
diff --git a/test/E2ETests/OpenIdConnectTests.cs b/test/E2ETests/OpenIdConnectTests.cs
index dc7bf573d5..eb4ff17743 100644
--- a/test/E2ETests/OpenIdConnectTests.cs
+++ b/test/E2ETests/OpenIdConnectTests.cs
@@ -66,6 +66,7 @@ namespace E2ETests
                 var deploymentParameters = new DeploymentParameters(Helpers.GetApplicationPath(applicationType), serverType, runtimeFlavor, architecture)
                 {
                     PublishApplicationBeforeDeployment = true,
+                    PreservePublishedApplicationForDebugging = Helpers.PreservePublishedApplicationForDebugging,
                     TargetFramework = runtimeFlavor == RuntimeFlavor.Clr ? "net451" : "netcoreapp1.0",
                     Configuration = Helpers.GetCurrentBuildConfiguration(),
                     ApplicationType = applicationType,
diff --git a/test/E2ETests/PublishAndRunTests.cs b/test/E2ETests/PublishAndRunTests.cs
index f25cdd2074..5f49351217 100644
--- a/test/E2ETests/PublishAndRunTests.cs
+++ b/test/E2ETests/PublishAndRunTests.cs
@@ -148,6 +148,7 @@ namespace E2ETests
                 {
                     ApplicationBaseUriHint = applicationBaseUrl,
                     PublishApplicationBeforeDeployment = true,
+                    PreservePublishedApplicationForDebugging = Helpers.PreservePublishedApplicationForDebugging,
                     TargetFramework = runtimeFlavor == RuntimeFlavor.Clr ? "net451" : "netcoreapp1.0",
                     Configuration = Helpers.GetCurrentBuildConfiguration(),
                     ApplicationType = applicationType,
diff --git a/test/E2ETests/SmokeTests.cs b/test/E2ETests/SmokeTests.cs
index b47d71722c..7fd7596400 100644
--- a/test/E2ETests/SmokeTests.cs
+++ b/test/E2ETests/SmokeTests.cs
@@ -184,6 +184,7 @@ namespace E2ETests
                     ServerConfigTemplateContent = (serverType == ServerType.IISExpress) ? File.ReadAllText("Http.config") : null,
                     SiteName = "MusicStoreTestSite",
                     PublishApplicationBeforeDeployment = true,
+                    PreservePublishedApplicationForDebugging = Helpers.PreservePublishedApplicationForDebugging,
                     TargetFramework = runtimeFlavor == RuntimeFlavor.Clr ? "net451" : "netcoreapp1.0",
                     Configuration = Helpers.GetCurrentBuildConfiguration(),
                     ApplicationType = applicationType,