3 files changed, 4 insertions, 4 deletions
diff --git a/src/resources/map/map.cpp b/src/resources/map/map.cpp
index 51bb90f9d..39dc4b28f 100644
--- a/src/resources/map/map.cpp
+++ b/src/resources/map/map.cpp
@@ -1566,7 +1566,7 @@ void Map::reduce() restrict2
 #endif
 }
 
-void Map::addHeights(MapHeights *restrict const heights) restrict2
+void Map::addHeights(const MapHeights *restrict const heights) restrict2
 {
     delete mHeights;
     mHeights = heights;
diff --git a/src/resources/map/map.h b/src/resources/map/map.h
index 4ee387f8f..3ffedc3de 100644
--- a/src/resources/map/map.h
+++ b/src/resources/map/map.h
@@ -348,7 +348,7 @@ class Map final : public Properties, public ConfigListener
         void setWalkLayer(WalkLayer *restrict const layer) restrict2 noexcept
         { mWalkLayer = layer; }
 
-        void addHeights(MapHeights *restrict const heights) restrict2;
+        void addHeights(const MapHeights *restrict const heights) restrict2;
 
         uint8_t getHeightOffset(const int x, const int y) const restrict2;
 
diff --git a/src/resources/map/maplayer.h b/src/resources/map/maplayer.h
index a02c031d1..59276a378 100644
--- a/src/resources/map/maplayer.h
+++ b/src/resources/map/maplayer.h
@@ -141,10 +141,10 @@ class MapLayer final: public ConfigListener
         bool isFringeLayer() const restrict noexcept A_WARN_UNUSED
         { return mIsFringeLayer; }
 
-        void setSpecialLayer(SpecialLayer *restrict const val) restrict
+        void setSpecialLayer(const SpecialLayer *restrict const val) restrict
         { mSpecialLayer = val; }
 
-        void setTempLayer(SpecialLayer *restrict const val) restrict
+        void setTempLayer(const SpecialLayer *restrict const val) restrict
         { mTempLayer = val; }
 
         int getWidth() const restrict noexcept A_WARN_UNUSED