diff --git a/Assets/Scenes/SampleScene.unity b/Assets/Scenes/SampleScene.unity
index 389298c..861dc90 100644
--- a/Assets/Scenes/SampleScene.unity
+++ b/Assets/Scenes/SampleScene.unity
@@ -38,7 +38,7 @@ RenderSettings:
   m_ReflectionIntensity: 1
   m_CustomReflection: {fileID: 0}
   m_Sun: {fileID: 705507994}
-  m_IndirectSpecularColor: {r: 0.062805, g: 0.05929555, b: 0.058502227, a: 1}
+  m_IndirectSpecularColor: {r: 0.2277222, g: 0.2251251, b: 0.2237271, a: 1}
   m_UseRadianceAmbientProbe: 0
 --- !u!157 &3
 LightmapSettings:
diff --git a/Assets/Scripts/Building/BuildingBlueprint.cs b/Assets/Scripts/Building/BuildingBlueprint.cs
index 258c726..89ae7ea 100644
--- a/Assets/Scripts/Building/BuildingBlueprint.cs
+++ b/Assets/Scripts/Building/BuildingBlueprint.cs
@@ -19,6 +19,12 @@ public abstract class BuildingBlueprint : MonoBehaviour
 
     private void Start()
     {
+        GameObject[] blueprints = GameObject.FindGameObjectsWithTag("Blueprint");
+        foreach (GameObject blueprint in blueprints)
+        GameObject.Destroy(blueprint);
+
+        gameObject.tag = "Blueprint";
+
         terrain = GameObject.FindGameObjectWithTag("Terrain");
         Init();
     }
diff --git a/ProjectSettings/TagManager.asset b/ProjectSettings/TagManager.asset
index 269c1c9..f85a7cf 100644
--- a/ProjectSettings/TagManager.asset
+++ b/ProjectSettings/TagManager.asset
@@ -8,6 +8,7 @@ TagManager:
   - Event
   - Building
   - Terrain
+  - Blueprint
   layers:
   - Default
   - TransparentFX