diff --git a/src/Umbraco.Core/Hosting/IHostingEnvironment.cs b/src/Umbraco.Core/Hosting/IHostingEnvironment.cs
index a7fad8cbea..1ef66c66bb 100644
--- a/src/Umbraco.Core/Hosting/IHostingEnvironment.cs
+++ b/src/Umbraco.Core/Hosting/IHostingEnvironment.cs
@@ -23,16 +23,14 @@ namespace Umbraco.Core.Hosting
         /// Maps a virtual path to the application's web root
         /// </summary>
         /// <param name="virtualPath">The virtual path. Must start with either ~/ or / else an exception is thrown.</param>
-        /// <param name="root">The absolute web root value. Must start with / else an exception is thrown.</param>
         /// <returns></returns>
         /// <remarks>
         /// This maps the virtual path syntax to the web root. For example when hosting in a virtual directory called "site" and the value "~/pages/test" is passed in, it will
-        /// map to "/site/pages/test" where "/site" is the value of root.
+        /// map to "/site/pages/test" where "/site" is the value of <see cref="ApplicationVirtualPath"/>.
         /// </remarks>
         /// <exception cref="InvalidOperationException">
         /// If virtualPath does not start with ~/ or /
-        /// If root does not start with /
         /// </exception>
-        string ToAbsolute(string virtualPath, string root);
+        string ToAbsolute(string virtualPath);
     }
 }
diff --git a/src/Umbraco.Core/IO/IOHelper.cs b/src/Umbraco.Core/IO/IOHelper.cs
index a33195b45e..10ef478d26 100644
--- a/src/Umbraco.Core/IO/IOHelper.cs
+++ b/src/Umbraco.Core/IO/IOHelper.cs
@@ -56,8 +56,7 @@ namespace Umbraco.Core.IO
         public string ResolveUrl(string virtualPath)
         {
             if (string.IsNullOrWhiteSpace(virtualPath)) return virtualPath;
-            // TODO: This is a bit odd, the whole "Root" thing is strange, we're passing this into IHostingEnvironment, but it already should know this value in it's ApplicationVirtualPath
-            return _hostingEnvironment.ToAbsolute(virtualPath, Root);
+            return _hostingEnvironment.ToAbsolute(virtualPath);
 
         }
 
@@ -70,8 +69,7 @@ namespace Umbraco.Core.IO
                 if (Uri.IsWellFormedUriString(virtualPath, UriKind.Absolute))
                     return Attempt.Succeed(virtualPath);
 
-                // TODO: This is a bit odd, the whole "Root" thing is strange, we're passing this into IHostingEnvironment, but it already should know this value in it's ApplicationVirtualPath
-                return Attempt.Succeed(_hostingEnvironment.ToAbsolute(virtualPath, Root));
+                return Attempt.Succeed(_hostingEnvironment.ToAbsolute(virtualPath));
             }
             catch (Exception ex)
             {
diff --git a/src/Umbraco.Web.Common/AspNetCore/AspNetCoreHostingEnvironment.cs b/src/Umbraco.Web.Common/AspNetCore/AspNetCoreHostingEnvironment.cs
index d0c703ca87..e22e4871c8 100644
--- a/src/Umbraco.Web.Common/AspNetCore/AspNetCoreHostingEnvironment.cs
+++ b/src/Umbraco.Web.Common/AspNetCore/AspNetCoreHostingEnvironment.cs
@@ -86,14 +86,13 @@ namespace Umbraco.Web.Common.AspNetCore
             return Path.Combine(_webHostEnvironment.WebRootPath, newPath);
         }
 
-        // TODO: Need to take into account 'root' here, maybe not, Root probably shouldn't be a param, see notes in IOHelper that calls this, we already know ApplicationVirtualPath
-        public string ToAbsolute(string virtualPath, string root)
+        public string ToAbsolute(string virtualPath)
         {
             if (!virtualPath.StartsWith("~/") && !virtualPath.StartsWith("/"))
                 throw new InvalidOperationException($"{nameof(virtualPath)} must start with ~/ or /");
-            if (!root.StartsWith("/"))
-                throw new InvalidOperationException($"{nameof(virtualPath)} must start with /");
 
+            var root = ApplicationVirtualPath.EnsureStartsWith('/');
+            
             // will occur if it starts with "/"
             if (Uri.IsWellFormedUriString(virtualPath, UriKind.Absolute))
                 return virtualPath;
diff --git a/src/Umbraco.Web/AspNet/AspNetHostingEnvironment.cs b/src/Umbraco.Web/AspNet/AspNetHostingEnvironment.cs
index 06a61c6fe9..bf9d344e9a 100644
--- a/src/Umbraco.Web/AspNet/AspNetHostingEnvironment.cs
+++ b/src/Umbraco.Web/AspNet/AspNetHostingEnvironment.cs
@@ -41,7 +41,7 @@ namespace Umbraco.Web.Hosting
             return HostingEnvironment.MapPath(path);
         }
 
-        public string ToAbsolute(string virtualPath, string root) => VirtualPathUtility.ToAbsolute(virtualPath, root.EnsureStartsWith('/'));
+        public string ToAbsolute(string virtualPath) => VirtualPathUtility.ToAbsolute(virtualPath, ApplicationVirtualPath.EnsureStartsWith('/'));
         
 
         public string LocalTempPath