diff --git a/apps/red-ui/src/app/models/file/annotation.wrapper.ts b/apps/red-ui/src/app/models/file/annotation.wrapper.ts
index f89bb5bc1..5ec1dbdc8 100644
--- a/apps/red-ui/src/app/models/file/annotation.wrapper.ts
+++ b/apps/red-ui/src/app/models/file/annotation.wrapper.ts
@@ -361,7 +361,7 @@ export class AnnotationWrapper implements IListable, Record<string, unknown> {
             const viableChanges = redactionLogEntryWrapper.changes.filter(c => c.analysisNumber > 1);
             const lastChange = viableChanges.sort(chronologicallyBy(x => x.dateTime)).at(-1);
             const lastChangeOccurredAfterLastManualChange =
-                timestampOf(lastChange.dateTime) > timestampOf(lastRelevantManualChange.processedDate);
+                lastChange && timestampOf(lastChange.dateTime) > timestampOf(lastRelevantManualChange.processedDate);
 
             if (lastChangeOccurredAfterLastManualChange && lastChange.type === ChangeTypes.ADDED && redactionLogEntryWrapper.redacted) {
                 annotationWrapper.superType = SuperTypes.Redaction;