diff --git a/src/ServiceStack.Interfaces/Redis/Generic/IRedisTypedClient.cs b/src/ServiceStack.Interfaces/Redis/Generic/IRedisTypedClient.cs
index 83613cb0bdc..51bb4aeb0c6 100644
--- a/src/ServiceStack.Interfaces/Redis/Generic/IRedisTypedClient.cs
+++ b/src/ServiceStack.Interfaces/Redis/Generic/IRedisTypedClient.cs
@@ -162,7 +162,9 @@ public interface IRedisTypedClient<T>
         long GetSortedSetCount(IRedisSortedSet<T> set);
         double GetItemScoreInSortedSet(IRedisSortedSet<T> set, T value);
         long StoreIntersectFromSortedSets(IRedisSortedSet<T> intoSetId, params IRedisSortedSet<T>[] setIds);
+	long StoreIntersectFromSortedSets(IRedisSortedSet<T> intoSetId, IRedisSortedSet<T>[] setIds, string[] args);
         long StoreUnionFromSortedSets(IRedisSortedSet<T> intoSetId, params IRedisSortedSet<T>[] setIds);
+	long StoreUnionFromSortedSets(IRedisSortedSet<T> intoSetId, IRedisSortedSet<T>[] setIds, string[] args);
 
         //Hash operations
         bool HashContainsEntry<TKey>(IRedisHash<TKey, T> hash, TKey key);
diff --git a/src/ServiceStack.Interfaces/Redis/IRedisClient.cs b/src/ServiceStack.Interfaces/Redis/IRedisClient.cs
index 940ba20d4fe..532a39a18a9 100644
--- a/src/ServiceStack.Interfaces/Redis/IRedisClient.cs
+++ b/src/ServiceStack.Interfaces/Redis/IRedisClient.cs
@@ -256,7 +256,9 @@ public interface IRedisClient
         long GetSortedSetCount(string setId, double fromScore, double toScore);
         double GetItemScoreInSortedSet(string setId, string value);
         long StoreIntersectFromSortedSets(string intoSetId, params string[] setIds);
+	long StoreIntersectFromSortedSets(string intoSetId, string[] setIds, string[] args);
         long StoreUnionFromSortedSets(string intoSetId, params string[] setIds);
+	long StoreUnionFromSortedSets(string intoSetId, string[] setIds, string[] args);
         List<string> SearchSortedSet(string setId, string start = null, string end = null, int? skip = null, int? take = null);
         long SearchSortedSetCount(string setId, string start = null, string end = null);
         long RemoveRangeFromSortedSetBySearch(string setId, string start = null, string end = null);