diff --git a/src/Orchard.Core.Tests/Routable/Services/RoutableServiceTests.cs b/src/Orchard.Core.Tests/Routable/Services/RoutableServiceTests.cs
index 733afe807..084ec8512 100644
--- a/src/Orchard.Core.Tests/Routable/Services/RoutableServiceTests.cs
+++ b/src/Orchard.Core.Tests/Routable/Services/RoutableServiceTests.cs
@@ -72,7 +72,7 @@ namespace Orchard.Core.Tests.Routable.Services {
 
             var thing = contentManager.Create<Thing>("thing", t => {
                 t.As<RoutePart>().Record = new RoutePartRecord();
-                t.Title = "Please do not use any of the following characters in your permalink: \":\", \"?\", \"#\", \"[\", \"]\", \"@\", \"!\", \"$\", \"&\", \"'\", \"(\", \")\", \"*\", \"+\", \",\", \";\", \"=\", \"\"\", \"<\", \">\"";
+                t.Title = "Please do not use any of the following characters in your permalink: \":\", \"?\", \"#\", \"[\", \"]\", \"@\", \"!\", \"$\", \"&\", \"'\", \"(\", \")\", \"*\", \"+\", \",\", \";\", \"=\", \"\"\", \"<\", \">\", \"\\\"";
             });
 
             _routableService.FillSlugFromTitle(thing.As<RoutePart>());
@@ -120,7 +120,7 @@ namespace Orchard.Core.Tests.Routable.Services {
         public void InvalidCharacterShouldBeRefusedInSlugs() {
             Assert.That(_routableService.IsSlugValid("aaaa-_aaaa"), Is.True);
 
-            foreach (var c in @":?#[]@!$&'()*+,;= ") {
+            foreach (var c in @":?#[]@!$&'()*+,;= \") {
                 Assert.That(_routableService.IsSlugValid("a" + c + "b"), Is.False);
             }
         }
diff --git a/src/Orchard.Web/Core/Routable/Drivers/RoutePartDriver.cs b/src/Orchard.Web/Core/Routable/Drivers/RoutePartDriver.cs
index dd035565e..e940dd7fc 100644
--- a/src/Orchard.Web/Core/Routable/Drivers/RoutePartDriver.cs
+++ b/src/Orchard.Web/Core/Routable/Drivers/RoutePartDriver.cs
@@ -89,7 +89,7 @@ namespace Orchard.Core.Routable.Drivers {
                 if ( slug.StartsWith(".") || slug.EndsWith(".") )
                     updater.AddModelError("Routable.Slug", T("The \".\" can't be used at either end of the permalink."));
                 else
-                    updater.AddModelError("Routable.Slug", T("Please do not use any of the following characters in your permalink: \":\", \"?\", \"#\", \"[\", \"]\", \"@\", \"!\", \"$\", \"&\", \"'\", \"(\", \")\", \"*\", \"+\", \",\", \";\", \"=\", \", \"<\", \">\". No spaces are allowed (please use dashes or underscores instead)."));
+                    updater.AddModelError("Routable.Slug", T("Please do not use any of the following characters in your permalink: \":\", \"?\", \"#\", \"[\", \"]\", \"@\", \"!\", \"$\", \"&\", \"'\", \"(\", \")\", \"*\", \"+\", \",\", \";\", \"=\", \", \"<\", \">\", \"\\\". No spaces are allowed (please use dashes or underscores instead)."));
             }
 
             return Editor(part, shapeHelper);
diff --git a/src/Orchard.Web/Core/Routable/Services/RoutableService.cs b/src/Orchard.Web/Core/Routable/Services/RoutableService.cs
index c78782dcb..eecb2c11d 100644
--- a/src/Orchard.Web/Core/Routable/Services/RoutableService.cs
+++ b/src/Orchard.Web/Core/Routable/Services/RoutableService.cs
@@ -57,7 +57,7 @@ namespace Orchard.Core.Routable.Services {
             }
 
             if (!slugContext.Adjusted) {
-                var disallowed = new Regex(@"[/:?#\[\]@!$&'()*+,;=\s\""\<\>]+");
+                var disallowed = new Regex(@"[/:?#\[\]@!$&'()*+,;=\s\""\<\>\\]+");
 
                 slugContext.Slug = disallowed.Replace(slugContext.Slug, "-").Trim('-');
 
@@ -108,7 +108,7 @@ namespace Orchard.Core.Routable.Services {
         }
 
         public bool IsSlugValid(string slug) {
-            return String.IsNullOrWhiteSpace(slug) || Regex.IsMatch(slug, @"^[^:?#\[\]@!$&'()*+,;=\s\""\<\>]+$") && !(slug.StartsWith(".") || slug.EndsWith("."));
+            return String.IsNullOrWhiteSpace(slug) || Regex.IsMatch(slug, @"^[^:?#\[\]@!$&'()*+,;=\s\""\<\>\\]+$") && !(slug.StartsWith(".") || slug.EndsWith("."));
         }
 
         public bool ProcessSlug(IRoutableAspect part) {
diff --git a/src/Orchard.Web/Modules/Orchard.Widgets/Controllers/AdminController.cs b/src/Orchard.Web/Modules/Orchard.Widgets/Controllers/AdminController.cs
index 9603e14fa..33082b2e8 100644
--- a/src/Orchard.Web/Modules/Orchard.Widgets/Controllers/AdminController.cs
+++ b/src/Orchard.Web/Modules/Orchard.Widgets/Controllers/AdminController.cs
@@ -344,8 +344,9 @@ namespace Orchard.Widgets.Controllers {
                 if (widgetPart == null)
                     return HttpNotFound();
 
-                widgetPart.LayerPart = _widgetsService.GetLayer(layerId);
                 var model = Services.ContentManager.UpdateEditor(widgetPart, this);
+                // override the CommonPart's persisting of the current container
+                widgetPart.LayerPart = _widgetsService.GetLayer(layerId);
                 if (!ModelState.IsValid) {
                     Services.TransactionManager.Cancel();
                     // Casting to avoid invalid (under medium trust) reflection over the protected View method and force a static invocation.