diff --git a/src/server/game/Spells/SpellMgr.cpp b/src/server/game/Spells/SpellMgr.cpp
index f8a2f8b5ef2..1416dd5c08c 100644
--- a/src/server/game/Spells/SpellMgr.cpp
+++ b/src/server/game/Spells/SpellMgr.cpp
@@ -4860,6 +4860,9 @@ void SpellMgr::LoadSpellInfoCorrections()
     if (SummonPropertiesEntry* properties = const_cast<SummonPropertiesEntry*>(sSummonPropertiesStore.LookupEntry(628))) // Hungry Plaguehound
         properties->Category = SUMMON_CATEGORY_PET;
 
+    if (LockEntry* entry = const_cast<LockEntry*>(sLockStore.LookupEntry(36))) // 3366 Opening, allows to open without proper key
+        entry->Type[2] = LOCK_KEY_NONE;
+
     TC_LOG_INFO("server.loading", ">> Loaded SpellInfo corrections in %u ms", GetMSTimeDiffToNow(oldMSTime));
 }