diff --git a/components/esm3/loadland.cpp b/components/esm3/loadland.cpp
index 797cf2bc37..92808b5e00 100644
--- a/components/esm3/loadland.cpp
+++ b/components/esm3/loadland.cpp
@@ -94,7 +94,7 @@ namespace ESM
                     mDataTypes |= DATA_VHGT;
                     break;
                 case fourCC("WNAM"):
-                    esm.getHExact(mWnam, sizeof(mWnam));
+                    esm.getHExact(mWnam.data(), mWnam.size());
                     mDataTypes |= DATA_WNAM;
                     break;
                 case fourCC("VCLR"):
@@ -325,9 +325,9 @@ namespace ESM
         , mY(land.mY)
         , mContext(land.mContext)
         , mDataTypes(land.mDataTypes)
+        , mWnam(land.mWnam)
         , mLandData(land.mLandData != nullptr ? std::make_unique<LandData>(*land.mLandData) : nullptr)
     {
-        std::copy(land.mWnam, land.mWnam + LAND_GLOBAL_MAP_LOD_SIZE, mWnam);
     }
 
     Land& Land::operator=(const Land& land)
diff --git a/components/esm3/loadland.hpp b/components/esm3/loadland.hpp
index 0c7226324c..f5f4ef7a0f 100644
--- a/components/esm3/loadland.hpp
+++ b/components/esm3/loadland.hpp
@@ -1,6 +1,7 @@
 #ifndef OPENMW_ESM_LAND_H
 #define OPENMW_ESM_LAND_H
 
+#include <array>
 #include <cstdint>
 #include <memory>
 
@@ -125,7 +126,7 @@ namespace ESM
         };
 
         // low-LOD heightmap (used for rendering the global map)
-        std::int8_t mWnam[LAND_GLOBAL_MAP_LOD_SIZE];
+        std::array<std::int8_t, LAND_GLOBAL_MAP_LOD_SIZE> mWnam;
 
         void load(ESMReader& esm, bool& isDeleted);
         void save(ESMWriter& esm, bool isDeleted = false) const;