diff --git a/src/Squidex.Infrastructure/Orleans/GrainOfGuid{T}.cs b/src/Squidex.Infrastructure/Orleans/GrainOfGuid{T}.cs
index 88d8edfc4..a1425a440 100644
--- a/src/Squidex.Infrastructure/Orleans/GrainOfGuid{T}.cs
+++ b/src/Squidex.Infrastructure/Orleans/GrainOfGuid{T}.cs
@@ -23,6 +23,11 @@ namespace Squidex.Domain.Apps.Entities.Apps.Indexes
 
         public Guid Key { get; private set; }
 
+        protected IPersistence<T> Persistence
+        {
+            get { return persistence; }
+        }
+
         protected GrainOfGuid(IStore<Guid> store)
         {
             Guard.NotNull(store, nameof(store));
diff --git a/src/Squidex.Infrastructure/Orleans/GrainOfString{T}.cs b/src/Squidex.Infrastructure/Orleans/GrainOfString{T}.cs
index 66564a5b3..fe540b74f 100644
--- a/src/Squidex.Infrastructure/Orleans/GrainOfString{T}.cs
+++ b/src/Squidex.Infrastructure/Orleans/GrainOfString{T}.cs
@@ -22,6 +22,11 @@ namespace Squidex.Domain.Apps.Entities.Apps.Indexes
 
         protected T State { get; set; }
 
+        protected IPersistence<T> Persistence
+        {
+            get { return persistence; }
+        }
+
         protected GrainOfString(IStore<string> store)
         {
             Guard.NotNull(store, nameof(store));