diff --git a/src/server/game/Entities/Unit/Unit.h b/src/server/game/Entities/Unit/Unit.h
index 8d1836079..a34b83edf 100644
--- a/src/server/game/Entities/Unit/Unit.h
+++ b/src/server/game/Entities/Unit/Unit.h
@@ -1891,7 +1891,7 @@ public:
     DeathState getDeathState() { return m_deathState; };
     virtual void setDeathState(DeathState s, bool despawn = false);           // overwrited in Creature/Player/Pet
 
-    [[nodiscard]] ObjectGuid GetOwnerGUID() const { return  GetGuidValue(UNIT_FIELD_SUMMONEDBY); }
+    [[nodiscard]] ObjectGuid GetOwnerGUID() const { return GetGuidValue(UNIT_FIELD_SUMMONEDBY); }
     void SetOwnerGUID(ObjectGuid owner);
     [[nodiscard]] ObjectGuid GetCreatorGUID() const { return GetGuidValue(UNIT_FIELD_CREATEDBY); }
     void SetCreatorGUID(ObjectGuid creator) { SetGuidValue(UNIT_FIELD_CREATEDBY, creator); }
diff --git a/src/server/scripts/Spells/spell_hunter.cpp b/src/server/scripts/Spells/spell_hunter.cpp
index 215e91d4f..9c26cfb8a 100644
--- a/src/server/scripts/Spells/spell_hunter.cpp
+++ b/src/server/scripts/Spells/spell_hunter.cpp
@@ -946,6 +946,12 @@ class spell_hun_tame_beast : public SpellScript
                 player->SendTameFailure(PET_TAME_ANOTHER_SUMMON_ACTIVE);
                 return SPELL_FAILED_DONT_REPORT;
             }
+
+            if (target->GetOwnerGUID())
+            {
+                player->SendTameFailure(PET_TAME_CREATURE_ALREADY_OWNED);
+                return SPELL_FAILED_DONT_REPORT;
+            }
         }
         else
         {