diff --git a/Tusker/Views/ContentTextView.swift b/Tusker/Views/ContentTextView.swift
index 75b93de9..c736f739 100644
--- a/Tusker/Views/ContentTextView.swift
+++ b/Tusker/Views/ContentTextView.swift
@@ -207,10 +207,12 @@ class ContentTextView: LinkTextView, BaseEmojiLabel {
     func getViewController(forLink url: URL, inRange range: NSRange) -> UIViewController? {
         let text = (self.text as NSString).substring(with: range)
         
-        if let mention = getMention(for: url, text: text) {
-            return ProfileViewController(accountID: mention.id, mastodonController: mastodonController!)
-        } else if let tag = getHashtag(for: url, text: text) {
-            return HashtagTimelineViewController(for: tag, mastodonController: mastodonController!)
+        if let mention = getMention(for: url, text: text),
+           let mastodonController {
+            return ProfileViewController(accountID: mention.id, mastodonController: mastodonController)
+        } else if let tag = getHashtag(for: url, text: text),
+                  let mastodonController {
+            return HashtagTimelineViewController(for: tag, mastodonController: mastodonController)
         } else if url.scheme == "https" || url.scheme == "http" {
             let vc = SFSafariViewController(url: url)
             vc.preferredControlTintColor = Preferences.shared.accentColor.color