diff --git a/Assets/Scripts/Editor/GON/StageEditor/StageMapCanvas.cs b/Assets/Scripts/Editor/GON/StageEditor/StageMapCanvas.cs
index aaa27f8..dac1011 100644
--- a/Assets/Scripts/Editor/GON/StageEditor/StageMapCanvas.cs
+++ b/Assets/Scripts/Editor/GON/StageEditor/StageMapCanvas.cs
@@ -7,7 +7,7 @@ namespace Editor.GON.StageEditor
 {
     public sealed class StageMapCanvas : VisualElement
     {
-        private const float MinCellPixels = 12f;
+        private const float MinCellPixels = 3f;
         private const float MaxCellPixels = 96f;
         private const float ResizeHandlePixels = 12f;