diff --git a/Zotero/Scenes/Detail/Annotation Popover/Views/TextContentEditCell.swift b/Zotero/Scenes/Detail/Annotation Popover/Views/TextContentEditCell.swift
index 3bbacfdc7..849b12119 100644
--- a/Zotero/Scenes/Detail/Annotation Popover/Views/TextContentEditCell.swift	
+++ b/Zotero/Scenes/Detail/Annotation Popover/Views/TextContentEditCell.swift	
@@ -13,8 +13,8 @@ import RxSwift
 final class TextContentEditCell: RxTableViewCell {
     let attributedTextAndHeightReloadNeededObservable: PublishSubject<(NSAttributedString, Bool)>
 
-    private var lineView: UIView?
-    private var textView: FormattedTextView?
+    private weak var lineView: UIView?
+    private weak var textView: FormattedTextView?
 
     override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
         attributedTextAndHeightReloadNeededObservable = PublishSubject()
diff --git a/Zotero/Scenes/Detail/ItemDetail/Views/ItemDetailTitleContentView.swift b/Zotero/Scenes/Detail/ItemDetail/Views/ItemDetailTitleContentView.swift
index 53fd516e0..5c7f56139 100644
--- a/Zotero/Scenes/Detail/ItemDetail/Views/ItemDetailTitleContentView.swift
+++ b/Zotero/Scenes/Detail/ItemDetail/Views/ItemDetailTitleContentView.swift
@@ -10,10 +10,10 @@ import UIKit
 import RxSwift
 
 final class ItemDetailTitleContentView: UIView {
-    private var textView: FormattedTextView!
-    private var topConstraint: NSLayoutConstraint!
-    private var bottomConstraint: NSLayoutConstraint!
-    private var separatorHeight: NSLayoutConstraint!
+    private weak var textView: FormattedTextView!
+    private weak var topConstraint: NSLayoutConstraint!
+    private weak var bottomConstraint: NSLayoutConstraint!
+    private weak var separatorHeight: NSLayoutConstraint!
 
     var attributedTextObservable: Observable<NSAttributedString> {
         textView.attributedTextObservable