diff --git a/implement/read-memory-64-bit/Program.cs b/implement/read-memory-64-bit/Program.cs
index 7f958969..8222514b 100644
--- a/implement/read-memory-64-bit/Program.cs
+++ b/implement/read-memory-64-bit/Program.cs
@@ -10,7 +10,7 @@ namespace read_memory_64_bit
 {
     class Program
     {
-        static string AppVersionId => "2020-01-01";
+        static string AppVersionId => "2020-01-04";
 
         static int Main(string[] args)
         {