diff --git a/Assets/AssetStoreTools.meta b/Assets/AssetStoreTools.meta
deleted file mode 100644
index f249c33..0000000
--- a/Assets/AssetStoreTools.meta
+++ /dev/null
@@ -1,9 +0,0 @@
-fileFormatVersion: 2
-guid: b0264992f90e27e48beeee54b801c8f2
-folderAsset: yes
-timeCreated: 1436707381
-licenseType: Free
-DefaultImporter:
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
diff --git a/Assets/AssetStoreTools/Editor.meta b/Assets/AssetStoreTools/Editor.meta
deleted file mode 100644
index 9209087..0000000
--- a/Assets/AssetStoreTools/Editor.meta
+++ /dev/null
@@ -1,9 +0,0 @@
-fileFormatVersion: 2
-guid: 47c3c77b488bde14eac761a5144660ed
-folderAsset: yes
-timeCreated: 1436707381
-licenseType: Free
-DefaultImporter:
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
diff --git a/Assets/IsoTools/Scripts/IsoWorld.cs b/Assets/IsoTools/Scripts/IsoWorld.cs
index a54967d..701b555 100644
--- a/Assets/IsoTools/Scripts/IsoWorld.cs
+++ b/Assets/IsoTools/Scripts/IsoWorld.cs
@@ -380,7 +380,7 @@ namespace IsoTools {
 		#if UNITY_EDITOR
 		void Reset() {
 			tileSize = 32.0f;
-			minDepth = 0.0f;
+			minDepth = 1.0f;
 			maxDepth = 100.0f;
 		}