diff --git a/Runtime/Scripts/LyumaAv3Runtime.cs b/Runtime/Scripts/LyumaAv3Runtime.cs
index 68893ef..a241a30 100644
--- a/Runtime/Scripts/LyumaAv3Runtime.cs
+++ b/Runtime/Scripts/LyumaAv3Runtime.cs
@@ -434,11 +434,10 @@ public string GetTypeString()
 		};
 		
 		public static readonly Type[] MirrorCloneComponentBlacklist = new Type[] {
-			typeof(Camera), typeof(FlareLayer), typeof(AudioSource), typeof(Rigidbody), typeof(Joint)
+			typeof(Camera), typeof(FlareLayer), typeof(AudioSource), typeof(Rigidbody), typeof(Joint), typeof(IConstraint),
 		};
 		public static readonly Type[] ShadowCloneComponentBlacklist = new Type[] {
-			typeof(Camera), typeof(FlareLayer), typeof(AudioSource), typeof(Light), typeof(ParticleSystemRenderer), typeof(Rigidbody), typeof(Joint)
-		
+			typeof(Camera), typeof(FlareLayer), typeof(AudioSource), typeof(Light), typeof(ParticleSystemRenderer), typeof(Rigidbody), typeof(Joint), typeof(IConstraint),
 		};
 		public static readonly HashSet<string> CloneStringComponentBlacklist = new HashSet<string>() { "DynamicBone", "VRCContact", "VRCPhysBone", "VRCSpatialAudioSource" };