diff --git a/src/server/game/Entities/Unit/Unit.cpp b/src/server/game/Entities/Unit/Unit.cpp
index 05b67f50f1080d..961fb58afa3a9c 100644
--- a/src/server/game/Entities/Unit/Unit.cpp
+++ b/src/server/game/Entities/Unit/Unit.cpp
@@ -15308,7 +15308,10 @@ void Unit::UpdateSpeed(UnitMoveType mtype, bool forced)
         && !IsPet()
         && !(IsControlledByPlayer() && IsVehicle())
         && !(creature->HasMechanicTemplateImmunity(MECHANIC_SNARE))
-        && !(creature->IsDungeonBoss()))
+        && !(creature->IsDungeonBoss())
+        //npcbots: prevent slowing due to health percentage
+        && !creature->IsNPCBot())
+        //end npcbot
     {
         // 1.6% for each % under 30.
         // use min(0, health-30) so that we don't boost mobs above 30.