diff --git a/ClientTester/EchoClientTester/DummyService/DummyClients.cs b/ClientTester/EchoClientTester/DummyService/DummyClients.cs
index 6d26af2..4edcf13 100644
--- a/ClientTester/EchoClientTester/DummyService/DummyClients.cs
+++ b/ClientTester/EchoClientTester/DummyService/DummyClients.cs
@@ -144,7 +144,7 @@ public class DummyClients
             Position = new Packet.Position
             {
                 X = position.X,
-                Y = -0.5f, // 높이는 버린다.
+                Y = -11.09f, // 높이는 버린다.
                 Z = position.Z
             }
         };
diff --git a/ClientTester/EchoClientTester/StressTest/StressTestClient.cs b/ClientTester/EchoClientTester/StressTest/StressTestClient.cs
index 073276f..e325e2d 100644
--- a/ClientTester/EchoClientTester/StressTest/StressTestClient.cs
+++ b/ClientTester/EchoClientTester/StressTest/StressTestClient.cs
@@ -152,7 +152,7 @@ public class StressTestClient
         {
             PlayerId = clientId,
             RotY = rotY,
-            Position = new Packet.Position { X = position.X, Y = -0.5f, Z = position.Z }
+            Position = new Packet.Position { X = position.X, Y = -11.09f, Z = position.Z }
         };
         byte[] data = PacketSerializer.Serialize((ushort)PacketCode.TRANSFORM_PLAYER, pkt);
         writer.Put(data);