diff --git a/src/AcDream.App/Input/PlayerMovementController.cs b/src/AcDream.App/Input/PlayerMovementController.cs
index e941f69..c0012bd 100644
--- a/src/AcDream.App/Input/PlayerMovementController.cs
+++ b/src/AcDream.App/Input/PlayerMovementController.cs
@@ -204,21 +204,9 @@ public sealed class PlayerMovementController
             }
         }
 
-        // Slope compensation: on tilted terrain the character's collision
-        // cylinder extends horizontally beyond the center sample point.
-        // The lowest point of the cylinder is ~0.3 units below the center
-        // on steep slopes. Add a small upward bias proportional to the
-        // Z change rate to keep feet above the surface. Only when grounded.
-        if (!IsAirborne && result.IsOnGround)
-        {
-            // Sample Z 1 unit ahead and behind to estimate local gradient.
-            float aheadZ = _physics.Resolve(
-                new Vector3(result.Position.X + MathF.Cos(Yaw) * 1f,
-                            result.Position.Y + MathF.Sin(Yaw) * 1f, newZ),
-                CellId, Vector3.Zero, StepUpHeight).Position.Z;
-            float gradient = MathF.Abs(aheadZ - newZ);
-            newZ += gradient * 0.4f;  // 40% of the gradient as foot-radius compensation
-        }
+        // SampleZ now uses the correct triangle boundary conditions (fixed
+        // in 3ae7f5e via ACME WorldBuilder conformance test). No slope bias
+        // needed — the Z matches the visual terrain mesh exactly.
         Position = new Vector3(result.Position.X, result.Position.Y, newZ);
         CellId = result.CellId;