diff --git a/src/Orchard.Web/Modules/Orchard.Tags/Orchard.Tags.csproj b/src/Orchard.Web/Modules/Orchard.Tags/Orchard.Tags.csproj
index 71416474e..72ae1c7e4 100644
--- a/src/Orchard.Web/Modules/Orchard.Tags/Orchard.Tags.csproj
+++ b/src/Orchard.Web/Modules/Orchard.Tags/Orchard.Tags.csproj
@@ -49,6 +49,10 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="Microsoft.CSharp" />
+    <Reference Include="NHibernate, Version=3.3.1.4000, Culture=neutral, PublicKeyToken=aa95f207798dfdb4, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\lib\nhibernate\NHibernate.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.ComponentModel.DataAnnotations" />
     <Reference Include="System.Data.DataSetExtensions" />
diff --git a/src/Orchard.Web/Modules/Orchard.Tags/Services/TagService.cs b/src/Orchard.Web/Modules/Orchard.Tags/Services/TagService.cs
index aff0474bf..93dd19768 100644
--- a/src/Orchard.Web/Modules/Orchard.Tags/Services/TagService.cs
+++ b/src/Orchard.Web/Modules/Orchard.Tags/Services/TagService.cs
@@ -19,17 +19,20 @@ namespace Orchard.Tags.Services {
         private readonly INotifier _notifier;
         private readonly IAuthorizationService _authorizationService;
         private readonly IOrchardServices _orchardServices;
+        private readonly ISessionFactoryHolder _sessionFactoryHolder;
 
         public TagService(IRepository<TagRecord> tagRepository,
                           IRepository<ContentTagRecord> contentTagRepository,
                           INotifier notifier,
                           IAuthorizationService authorizationService,
-                          IOrchardServices orchardServices) {
+                          IOrchardServices orchardServices,
+                          ISessionFactoryHolder sessionFactoryHolder) {
             _tagRepository = tagRepository;
             _contentTagRepository = contentTagRepository;
             _notifier = notifier;
             _authorizationService = authorizationService;
             _orchardServices = orchardServices;
+            _sessionFactoryHolder = sessionFactoryHolder;
             Logger = NullLogger.Instance;
             T = NullLocalizer.Instance;
         }
@@ -207,6 +210,11 @@ namespace Orchard.Tags.Services {
             }
 
             contentItem.As<TagsPart>().CurrentTags = tagNamesForContentItem;
+
+            var sessionFactory = _sessionFactoryHolder.GetSessionFactory();
+
+            if (sessionFactory != null)
+                sessionFactory.EvictCollection("Orchard.Tags.Models.TagsPartRecord.Tags", contentItem.As<TagsPart>().Record.Id);
         }
     }