diff --git a/Packages/src/Scripts/ModifiedMaterial.cs b/Packages/src/Scripts/ModifiedMaterial.cs
index b1601ab..fdf3baa 100644
--- a/Packages/src/Scripts/ModifiedMaterial.cs
+++ b/Packages/src/Scripts/ModifiedMaterial.cs
@@ -28,7 +28,7 @@ public static Material Add(Material baseMat, Texture texture, int id, int props)
                 customMat = new Material(baseMat)
                 {
                     name = $"{baseMat.name}_{id}",
-                    hideFlags = HideFlags.HideAndDontSave,
+                    hideFlags = HideFlags.DontSave | HideFlags.NotEditable,
                     mainTexture = texture ? texture : null
                 }
             };
diff --git a/Packages/src/Scripts/UIParticle.cs b/Packages/src/Scripts/UIParticle.cs
index 0d21be5..2048fd9 100644
--- a/Packages/src/Scripts/UIParticle.cs
+++ b/Packages/src/Scripts/UIParticle.cs
@@ -637,7 +637,7 @@ private Camera GetBakeCamera()
                 // Create ortho-camera.
                 if (!_orthoCamera)
                 {
-                    var go = new GameObject("[generated] UIParticleOverlayCamera") { hideFlags = HideFlags.DontSave | HideFlags.NotEditable };
+                    var go = new GameObject("[generated] UIParticleOverlayCamera") { hideFlags = HideFlags.HideAndDontSave };
                     go.SetActive(false);
                     go.transform.SetParent(transform, false);
                     _orthoCamera = go.AddComponent<Camera>();
diff --git a/Packages/src/Scripts/UIParticleRenderer.cs b/Packages/src/Scripts/UIParticleRenderer.cs
index 97f6ca9..65d848d 100644
--- a/Packages/src/Scripts/UIParticleRenderer.cs
+++ b/Packages/src/Scripts/UIParticleRenderer.cs
@@ -159,7 +159,7 @@ public static UIParticleRenderer AddRenderer(UIParticle parent, int index)
             // Create renderer object.
             var go = new GameObject("[generated] UIParticleRenderer", typeof(UIParticleRenderer))
             {
-                hideFlags = HideFlags.DontSave | HideFlags.NotEditable,
+                hideFlags = HideFlags.HideAndDontSave,
                 layer = parent.gameObject.layer
             };