diff --git a/assignment-client/src/avatars/AvatarMixerClientData.cpp b/assignment-client/src/avatars/AvatarMixerClientData.cpp
index 76cdf13986..5e36d8beaf 100644
--- a/assignment-client/src/avatars/AvatarMixerClientData.cpp
+++ b/assignment-client/src/avatars/AvatarMixerClientData.cpp
@@ -152,6 +152,8 @@ void AvatarMixerClientData::processSetTraitsMessage(ReceivedMessage& message,
                 if (packetTraitVersion > instanceVersionRef) {
                     if (traitSize == AvatarTraits::DELETED_TRAIT_SIZE) {
                         _avatar->processDeletedTraitInstance(traitType, instanceID);
+                        // Mixer doesn't need deleted IDs.
+                        _avatar->getAndClearRecentlyDetachedIDs();
 
                         // to track a deleted instance but keep version information
                         // the avatar mixer uses the negative value of the sent version