diff --git a/.swiftlint.yml b/.swiftlint.yml
index 1f4ac21..245fc71 100644
--- a/.swiftlint.yml
+++ b/.swiftlint.yml
@@ -23,7 +23,7 @@ whitelist_rules:
   - conditional_returns_on_newline
   - contains_over_filter_count
   - contains_over_filter_is_empty
-#  - contains_over_first_not_nil
+  - contains_over_first_not_nil
   - control_statement
 #  - convenience_type
   - custom_rules
diff --git a/pass/Controllers/PasswordEditorTableViewController.swift b/pass/Controllers/PasswordEditorTableViewController.swift
index 5803713..a726ca1 100644
--- a/pass/Controllers/PasswordEditorTableViewController.swift
+++ b/pass/Controllers/PasswordEditorTableViewController.swift
@@ -265,7 +265,7 @@ class PasswordEditorTableViewController: UITableViewController {
         // Remove delimiter configuration for XKCD style passwords. Re-add it for random ones.
         switch flavor {
         case .random:
-            guard tableData[1].first(where: isPasswordDelimiterCellData) == nil else {
+            if tableData[1].contains(where: isPasswordDelimiterCellData) {
                 return
             }
             tableData[1].insert([.type: PasswordEditorCellType.passwordGroupsCell], at: tableData[1].endIndex)