diff --git a/src/openrct2-ui/windows/MapGen.cpp b/src/openrct2-ui/windows/MapGen.cpp
index f58c193b90..7b51057efa 100644
--- a/src/openrct2-ui/windows/MapGen.cpp
+++ b/src/openrct2-ui/windows/MapGen.cpp
@@ -606,7 +606,7 @@ namespace OpenRCT2::Ui::Windows
                     mapgenSettings.simplex_base_freq = 1.75f;
                     mapgenSettings.simplex_octaves = 6;
 
-                    MapGenGenerate(&mapgenSettings);
+                    MapGenGenerateSimplex(&mapgenSettings);
                     GfxInvalidateScreen();
                     break;
                 }
@@ -666,7 +666,7 @@ namespace OpenRCT2::Ui::Windows
                         mapgenSettings.wall = -1;
                     }
 
-                    MapGenGenerate(&mapgenSettings);
+                    MapGenGenerateSimplex(&mapgenSettings);
                     GfxInvalidateScreen();
                     break;
                 }
@@ -817,7 +817,7 @@ namespace OpenRCT2::Ui::Windows
             MapGenSettings mapgenSettings = _settings;
             mapgenSettings.simplex_low = _heightmapLow;
             mapgenSettings.simplex_high = _heightmapHigh;
-            MapGenGenerateFromHeightmap(&mapgenSettings);
+            MapGenGenerateFromHeightmapImage(&mapgenSettings);
             GfxInvalidateScreen();
         }
 
@@ -1290,7 +1290,7 @@ namespace OpenRCT2::Ui::Windows
 
         void OnClose() override
         {
-            MapGenUnloadHeightmap();
+            MapGenUnloadHeightmapImage();
         }
 
         void OnMouseUp(WidgetIndex widgetIndex) override
@@ -1410,7 +1410,7 @@ namespace OpenRCT2::Ui::Windows
         {
             if (result == MODAL_RESULT_OK)
             {
-                if (!MapGenLoadHeightmap(path))
+                if (!MapGenLoadHeightmapImage(path))
                 {
                     // TODO: Display error popup
                     return;
diff --git a/src/openrct2/world/MapGen.cpp b/src/openrct2/world/MapGen.cpp
index 42e5c3a2dd..dc6e6d0245 100644
--- a/src/openrct2/world/MapGen.cpp
+++ b/src/openrct2/world/MapGen.cpp
@@ -142,7 +142,7 @@ void MapGenGenerateBlank(MapGenSettings* settings)
     MapGenSetWaterLevel(settings->water_level);
 }
 
-void MapGenGenerate(MapGenSettings* settings)
+void MapGenGenerateSimplex(MapGenSettings* settings)
 {
     const auto& mapSize = settings->mapSize;
     auto waterLevel = settings->water_level;
@@ -682,7 +682,7 @@ static TileCoordsXY MapgenHeightmapCoordToTileCoordsXY(uint32_t x, uint32_t y)
     return TileCoordsXY(static_cast<int32_t>(y + 1), static_cast<int32_t>(x + 1));
 }
 
-bool MapGenLoadHeightmap(const utf8* path)
+bool MapGenLoadHeightmapImage(const utf8* path)
 {
     auto format = Imaging::GetImageFormatFromPath(path);
     if (format == IMAGE_FORMAT::PNG)
@@ -743,7 +743,7 @@ bool MapGenLoadHeightmap(const utf8* path)
 /**
  * Frees the memory used to store the selected height map
  */
-void MapGenUnloadHeightmap()
+void MapGenUnloadHeightmapImage()
 {
     _heightMapData.mono_bitmap.clear();
     _heightMapData.width = 0;
@@ -796,7 +796,7 @@ static void MapGenSmoothHeightmap(std::vector<uint8_t>& src, int32_t strength)
     }
 }
 
-void MapGenGenerateFromHeightmap(MapGenSettings* settings)
+void MapGenGenerateFromHeightmapImage(MapGenSettings* settings)
 {
     Guard::Assert(!_heightMapData.mono_bitmap.empty(), "No height map loaded");
     Guard::Assert(settings->simplex_high != settings->simplex_low, "Low and high setting cannot be the same");
diff --git a/src/openrct2/world/MapGen.h b/src/openrct2/world/MapGen.h
index 158990c85a..8db921f516 100644
--- a/src/openrct2/world/MapGen.h
+++ b/src/openrct2/world/MapGen.h
@@ -38,7 +38,7 @@ struct MapGenSettings
 };
 
 void MapGenGenerateBlank(MapGenSettings* settings);
-void MapGenGenerate(MapGenSettings* settings);
-bool MapGenLoadHeightmap(const utf8* path);
-void MapGenUnloadHeightmap();
-void MapGenGenerateFromHeightmap(MapGenSettings* settings);
+void MapGenGenerateSimplex(MapGenSettings* settings);
+bool MapGenLoadHeightmapImage(const utf8* path);
+void MapGenUnloadHeightmapImage();
+void MapGenGenerateFromHeightmapImage(MapGenSettings* settings);