diff --git a/cache/bug_excerpt.go b/cache/bug_excerpt.go
index 152bdacfed0cf87182774f8b7bc05ca4ab3bfa1f..342a0553916e20dd31b73b246c131dd418ba124e 100644
--- a/cache/bug_excerpt.go
+++ b/cache/bug_excerpt.go
@@ -59,16 +59,12 @@ func (l LegacyAuthorExcerpt) DisplayName() string {
 func NewBugExcerpt(b bug.Interface, snap *bug.Snapshot) *BugExcerpt {
 	participantsIds := make([]entity.Id, 0, len(snap.Participants))
 	for _, participant := range snap.Participants {
-		if _, ok := participant.(*identity.Identity); ok {
-			participantsIds = append(participantsIds, participant.Id())
-		}
+		participantsIds = append(participantsIds, participant.Id())
 	}
 
 	actorsIds := make([]entity.Id, 0, len(snap.Actors))
 	for _, actor := range snap.Actors {
-		if _, ok := actor.(*identity.Identity); ok {
-			actorsIds = append(actorsIds, actor.Id())
-		}
+		actorsIds = append(actorsIds, actor.Id())
 	}
 
 	e := &BugExcerpt{