diff --git a/src/AnticheatMgr.cpp b/src/AnticheatMgr.cpp
index 5f829ac..449ae79 100644
--- a/src/AnticheatMgr.cpp
+++ b/src/AnticheatMgr.cpp
@@ -308,6 +308,9 @@ void AnticheatMgr::JumpHackDetection(Player* player, MovementInfo movementInfo,
         if (!distance2D)
             return;
 
+        if (!player->HasUnitMovementFlag(MOVEMENTFLAG_DISABLE_GRAVITY) && movementInfo.jump.zspeed < -10.0f)
+            return;
+
         if (ground_Z > 5.0f && movementInfo.pos.GetPositionZ() >= player->GetPositionZ())
         {
             if (sConfigMgr->GetOption<bool>("Anticheat.WriteLog", true))