diff --git a/src/DotRecast.Recast.Demo/Tools/CrowdFlowTool.cs b/src/DotRecast.Recast.Demo/Tools/CrowdFlowTool.cs
new file mode 100644
index 0000000..f19c173
--- /dev/null
+++ b/src/DotRecast.Recast.Demo/Tools/CrowdFlowTool.cs
@@ -0,0 +1,6 @@
+namespace DotRecast.Recast.Demo.Tools;
+
+public class CrowdFlowTool
+{
+    // ...
+}
\ No newline at end of file
diff --git a/src/DotRecast.Recast.Demo/Tools/CrowdSampleTool.cs b/src/DotRecast.Recast.Demo/Tools/CrowdSampleTool.cs
index 36f7b8c..ba5113f 100644
--- a/src/DotRecast.Recast.Demo/Tools/CrowdSampleTool.cs
+++ b/src/DotRecast.Recast.Demo/Tools/CrowdSampleTool.cs
@@ -741,7 +741,7 @@ public class CrowdSampleTool : ISampleTool
 
             ImGui.Text("Debug Draw");
             ImGui.Separator();
-            ImGui.Checkbox("Show Prox Grid", ref toolParams.m_showGrid);
+            ImGui.Checkbox("Show Proximity Grid", ref toolParams.m_showGrid);
             ImGui.Checkbox("Show Nodes", ref toolParams.m_showNodes);
             ImGui.Text($"Update Time: {crowdUpdateTime} ms");
         }