diff --git a/sources/engine/Xenko.Physics/Bepu/BepuHelpers.cs b/sources/engine/Xenko.Physics/Bepu/BepuHelpers.cs
index 34bd5f934f..341ad58115 100644
--- a/sources/engine/Xenko.Physics/Bepu/BepuHelpers.cs
+++ b/sources/engine/Xenko.Physics/Bepu/BepuHelpers.cs
@@ -330,7 +330,7 @@ private static unsafe bool getMeshOutputs(Xenko.Rendering.Mesh modelMesh, out Li
                         for (var k = 0; k < numIndices; k++)
                         {
                             // Offset indices
-                            indicies[k] = (int)dst[k];
+                            indicies.Add((int)dst[k]);
                         }
                     }
                     else
@@ -342,7 +342,7 @@ private static unsafe bool getMeshOutputs(Xenko.Rendering.Mesh modelMesh, out Li
                         for (var k = 0; k < numIndices; k++)
                         {
                             // Offset indices
-                            indicies[k] = dst[k];
+                            indicies.Add(dst[k]);
                         }
                     }
                 }
diff --git a/sources/engine/Xenko.Physics/Bepu/BepuRigidbodyComponent.cs b/sources/engine/Xenko.Physics/Bepu/BepuRigidbodyComponent.cs
index c1eb54166e..8a8cceb020 100644
--- a/sources/engine/Xenko.Physics/Bepu/BepuRigidbodyComponent.cs
+++ b/sources/engine/Xenko.Physics/Bepu/BepuRigidbodyComponent.cs
@@ -553,7 +553,10 @@ public override Xenko.Core.Mathematics.Quaternion Rotation
             }
             set
             {
-                if (bodyDescription.Pose.Orientation == BepuHelpers.ToBepu(value)) return;
+                if (bodyDescription.Pose.Orientation.X == value.X &&
+                    bodyDescription.Pose.Orientation.Y == value.Y &&
+                    bodyDescription.Pose.Orientation.Z == value.Z &&
+                    bodyDescription.Pose.Orientation.W == value.W) return;
 
                 bodyDescription.Pose.Orientation.X = value.X;
                 bodyDescription.Pose.Orientation.Y = value.Y;