diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryMethodInfo.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryMethodInfo.cs
index c24520bfa..1d40a9edf 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryMethodInfo.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryMethodInfo.cs
@@ -316,7 +316,13 @@ namespace SqlSugar
             var method = QueryableObj.GetType().GetMyMethod("AnyAsync", 0);
             var reslt = method.Invoke(QueryableObj, new object[] { });
             return await (Task<bool>) reslt;
-        } 
+        }
+        public async Task<object> InSingleAsync(object pkValue)
+        {
+            var method = QueryableObj.GetType().GetMyMethod("InSingleAsync", 1);
+            var reslt = method.Invoke(QueryableObj, new object[] { pkValue });
+            return await(Task<object>)reslt;
+        }
         #endregion
 
         #region Helper