diff --git a/src/DotRecast.Recast.DemoTool/Builder/SoloNavMeshBuilder.cs b/src/DotRecast.Recast.DemoTool/Builder/SoloNavMeshBuilder.cs
index 67032a7..8ffd0c8 100644
--- a/src/DotRecast.Recast.DemoTool/Builder/SoloNavMeshBuilder.cs
+++ b/src/DotRecast.Recast.DemoTool/Builder/SoloNavMeshBuilder.cs
@@ -26,7 +26,7 @@ namespace DotRecast.Recast.DemoTool.Builder
 {
     public class SoloNavMeshBuilder
     {
-        public NavMeshBuildResult Build(DemoInputGeomProvider geom, RcNavMeshBuildSetting settings)
+        public NavMeshBuildResult Build(DemoInputGeomProvider geom, RcNavMeshBuildSettings settings)
         {
             return Build(geom,
                 RcPartitionType.OfValue(settings.partitioning), settings.cellSize, settings.cellHeight, settings.agentHeight,
diff --git a/src/DotRecast.Recast.DemoTool/Builder/TileNavMeshBuilder.cs b/src/DotRecast.Recast.DemoTool/Builder/TileNavMeshBuilder.cs
index 56d76f9..3c46037 100644
--- a/src/DotRecast.Recast.DemoTool/Builder/TileNavMeshBuilder.cs
+++ b/src/DotRecast.Recast.DemoTool/Builder/TileNavMeshBuilder.cs
@@ -30,7 +30,7 @@ namespace DotRecast.Recast.DemoTool.Builder
         {
         }
 
-        public NavMeshBuildResult Build(DemoInputGeomProvider geom, RcNavMeshBuildSetting settings)
+        public NavMeshBuildResult Build(DemoInputGeomProvider geom, RcNavMeshBuildSettings settings)
         {
             return Build(geom,
                 RcPartitionType.OfValue(settings.partitioning), settings.cellSize, settings.cellHeight, settings.agentHeight,
diff --git a/src/DotRecast.Recast.DemoTool/RcNavMeshBuildSetting.cs b/src/DotRecast.Recast.DemoTool/RcNavMeshBuildSettings.cs
similarity index 95%
rename from src/DotRecast.Recast.DemoTool/RcNavMeshBuildSetting.cs
rename to src/DotRecast.Recast.DemoTool/RcNavMeshBuildSettings.cs
index 4d3cb4d..1fd9ee7 100644
--- a/src/DotRecast.Recast.DemoTool/RcNavMeshBuildSetting.cs
+++ b/src/DotRecast.Recast.DemoTool/RcNavMeshBuildSettings.cs
@@ -1,6 +1,6 @@
 namespace DotRecast.Recast.DemoTool
 {
-    public class RcNavMeshBuildSetting
+    public class RcNavMeshBuildSettings
     {
         public float cellSize = 0.3f;
         public float cellHeight = 0.2f;
diff --git a/src/DotRecast.Recast.DemoTool/Sample.cs b/src/DotRecast.Recast.DemoTool/Sample.cs
index 93b5518..7ec55e8 100644
--- a/src/DotRecast.Recast.DemoTool/Sample.cs
+++ b/src/DotRecast.Recast.DemoTool/Sample.cs
@@ -30,7 +30,7 @@ namespace DotRecast.Recast.DemoTool
         private DemoInputGeomProvider _inputGeom;
         private DtNavMesh _navMesh;
         private DtNavMeshQuery _navMeshQuery;
-        private readonly RcNavMeshBuildSetting _settings;
+        private readonly RcNavMeshBuildSettings _settings;
         private IList<RecastBuilderResult> _recastResults;
         private bool _changed;
 
@@ -39,7 +39,7 @@ namespace DotRecast.Recast.DemoTool
             _inputGeom = inputGeom;
             _recastResults = recastResults;
             _navMesh = navMesh;
-            _settings = new RcNavMeshBuildSetting();
+            _settings = new RcNavMeshBuildSettings();
 
             SetQuery(navMesh);
             _changed = true;
@@ -65,7 +65,7 @@ namespace DotRecast.Recast.DemoTool
             return _navMesh;
         }
 
-        public RcNavMeshBuildSetting GetSettings()
+        public RcNavMeshBuildSettings GetSettings()
         {
             return _settings;
         }