diff --git a/src/game/Anticheat/module/Warden/warden.cpp b/src/game/Anticheat/module/Warden/warden.cpp
index 67a596e377..aae372d2e3 100644
--- a/src/game/Anticheat/module/Warden/warden.cpp
+++ b/src/game/Anticheat/module/Warden/warden.cpp
@@ -418,7 +418,7 @@ void Warden::HandlePacket(WorldPacket& recvData)
                 uint32 checksum;
                 recvData >> length >> checksum;
 
-                if (length > (recvData.size() - (recvData.rpos() + 1)))
+                if (length > (recvData.size() - recvData.rpos()))
                 {
                     recvData.rpos(recvData.wpos());
                     _anticheat->RecordCheatInternal(CheatType::CHEAT_TYPE_WARDEN, "Packet checksum length fail");