diff --git a/apps/openmw/mwlua/classbindings.cpp b/apps/openmw/mwlua/classbindings.cpp
index e506916337..d62e5bca4d 100644
--- a/apps/openmw/mwlua/classbindings.cpp
+++ b/apps/openmw/mwlua/classbindings.cpp
@@ -72,7 +72,7 @@ namespace MWLua
         });
 
         classT["specialization"] = sol::readonly_property([](const ESM::Class& rec) -> std::string_view {
-            return ESM::Class::indexToLuaId[rec.mData.mSpecialization];
+            return ESM::Class::indexToLuaId.at(rec.mData.mSpecialization + 10);
         });
         classT["isPlayable"]
             = sol::readonly_property([](const ESM::Class& rec) -> bool { return rec.mData.mIsPlayable; });
diff --git a/apps/openmw/mwlua/stats.cpp b/apps/openmw/mwlua/stats.cpp
index 0311ccaab8..e2ea04e95f 100644
--- a/apps/openmw/mwlua/stats.cpp
+++ b/apps/openmw/mwlua/stats.cpp
@@ -447,7 +447,7 @@ namespace MWLua
         skillT["description"]
             = sol::readonly_property([](const ESM::Skill& rec) -> std::string_view { return rec.mDescription; });
         skillT["specialization"] = sol::readonly_property([](const ESM::Skill& rec) -> std::string_view {
-            return ESM::Class::indexToLuaId[rec.mData.mSpecialization];
+            return ESM::Class::indexToLuaId.at(rec.mData.mSpecialization);
         });
         skillT["icon"] = sol::readonly_property([vfs](const ESM::Skill& rec) -> std::string {
             return Misc::ResourceHelpers::correctIconPath(rec.mIcon, vfs);
diff --git a/components/esm3/loadclas.cpp b/components/esm3/loadclas.cpp
index 2dd605c7c6..dcfeb958c1 100644
--- a/components/esm3/loadclas.cpp
+++ b/components/esm3/loadclas.cpp
@@ -10,7 +10,7 @@ namespace ESM
 {
     const std::string_view Class::sGmstSpecializationIds[3]
         = { "sSpecializationCombat", "sSpecializationMagic", "sSpecializationStealth" };
-    const std::string_view Class::indexToLuaId[3] = { "combat", "magic", "stealth" };
+    const std::array<std::string_view, 3> Class::indexToLuaId = { "combat", "magic", "stealth" };
 
     int32_t& Class::CLDTstruct::getSkill(int index, bool major)
     {
diff --git a/components/esm3/loadclas.hpp b/components/esm3/loadclas.hpp
index f4bf60bc11..e1c9b851ee 100644
--- a/components/esm3/loadclas.hpp
+++ b/components/esm3/loadclas.hpp
@@ -31,7 +31,7 @@ namespace ESM
             Stealth = 2
         };
         static const std::string_view sGmstSpecializationIds[3];
-        static const std::string_view indexToLuaId[3];
+        static const std::array<std::string_view, 3> indexToLuaId;
 
         struct CLDTstruct
         {