diff --git a/src/server/game/Entities/Unit/Unit.cpp b/src/server/game/Entities/Unit/Unit.cpp
index b3bf984b37..f3752147f3 100644
--- a/src/server/game/Entities/Unit/Unit.cpp
+++ b/src/server/game/Entities/Unit/Unit.cpp
@@ -5329,6 +5329,10 @@ void Unit::setPowerType(Powers new_powertype)
         case POWER_ENERGY:
             SetMaxPower(POWER_ENERGY, uint32(std::ceil(GetCreatePowers(POWER_ENERGY) * powerMultiplier)));
             break;
+        case POWER_HAPPINESS:
+            SetMaxPower(POWER_HAPPINESS, uint32(std::ceil(GetCreatePowers(POWER_HAPPINESS) * powerMultiplier)));
+            SetPower(POWER_HAPPINESS, uint32(std::ceil(GetCreatePowers(POWER_HAPPINESS) * powerMultiplier)));
+            break;
     }
 }