diff --git a/app/Mono.cs b/app/Mono.cs
index 16fd005..03915cf 100644
--- a/app/Mono.cs
+++ b/app/Mono.cs
@@ -77,7 +77,7 @@ public class Mono {
 
     // oriel.Step();
 
-
+    pos.z += Time.Elapsedf * 0.1f;
 
     // -------------------------------------------------
 
diff --git a/app/Oriel.cs b/app/Oriel.cs
index 6621287..e0a7284 100644
--- a/app/Oriel.cs
+++ b/app/Oriel.cs
@@ -33,6 +33,7 @@ public class Oriel {
     );
 
     ori = Quat.Identity;
+    matrix = Matrix.TR(bounds.center, ori).Inverse;
 
     matFrame.SetMat(102, Cull.None, true);
     matPanes.SetMat(100, Cull.Front, false);