diff --git a/Tzkt.Api/Parameters/ManagerOperationFilter.cs b/Tzkt.Api/Parameters/ManagerOperationFilter.cs
index 2cd3765f..90bd6664 100644
--- a/Tzkt.Api/Parameters/ManagerOperationFilter.cs
+++ b/Tzkt.Api/Parameters/ManagerOperationFilter.cs
@@ -9,7 +9,7 @@ public class ManagerOperationFilter : INormalizable
         /// Filter by internal TzKT id.  
         /// Click on the parameter to expand more details.
         /// </summary>
-        public Int32Parameter id { get; set; }
+        public Int64Parameter id { get; set; }
 
         /// <summary>
         /// Filter by operation hash.