diff --git a/src/LiteIM.CSRedisCore/CsRedisCoreImClient.cs b/src/LiteIM.CSRedisCore/CsRedisCoreImClient.cs
index a054abf..8e6a30c 100644
--- a/src/LiteIM.CSRedisCore/CsRedisCoreImClient.cs
+++ b/src/LiteIM.CSRedisCore/CsRedisCoreImClient.cs
@@ -14,9 +14,9 @@ public class CsRedisCoreImClient : IImClient
         protected readonly string _prefix;
         protected readonly CSRedisClient _redis;
 
-        protected readonly CsRedisCoreImClientOptions _options;
+        protected readonly ICsRedisCoreImClientOptions _options;
 
-        public CsRedisCoreImClient(CsRedisCoreImClientOptions options)
+        public CsRedisCoreImClient(ICsRedisCoreImClientOptions options)
         {
             _options = options;
 
diff --git a/src/LiteIM.CSRedisCore/CsRedisCoreImClientOptions.cs b/src/LiteIM.CSRedisCore/CsRedisCoreImClientOptions.cs
index dbbc07e..9425222 100644
--- a/src/LiteIM.CSRedisCore/CsRedisCoreImClientOptions.cs
+++ b/src/LiteIM.CSRedisCore/CsRedisCoreImClientOptions.cs
@@ -2,7 +2,7 @@
 
 namespace LiteIM
 {
-    public class CsRedisCoreImClientOptions : ImClientOptions
+    public class CsRedisCoreImClientOptions : ImClientOptions, ICsRedisCoreImClientOptions
     {
         public CSRedisClient Redis { get; set; }
     }
diff --git a/src/LiteIM.CSRedisCore/ICsRedisCoreImClientOptions.cs b/src/LiteIM.CSRedisCore/ICsRedisCoreImClientOptions.cs
new file mode 100644
index 0000000..e2ef815
--- /dev/null
+++ b/src/LiteIM.CSRedisCore/ICsRedisCoreImClientOptions.cs
@@ -0,0 +1,12 @@
+using CSRedis;
+
+namespace LiteIM
+{
+    public interface ICsRedisCoreImClientOptions : IImClientOptions
+    {
+        /// <summary>
+        /// Redis实例
+        /// </summary>
+        CSRedisClient Redis { get; set; }
+    }
+}