diff --git a/Signal/src/UserInterface/HapticFeedback.swift b/Signal/src/UserInterface/HapticFeedback.swift
index ea7270cd6..c80bbf321 100644
--- a/Signal/src/UserInterface/HapticFeedback.swift
+++ b/Signal/src/UserInterface/HapticFeedback.swift
@@ -51,6 +51,7 @@ enum NotificationHapticFeedbackType {
     case error, success, warning
 }
 
+@available(iOS 10.0, *)
 extension NotificationHapticFeedbackType {
     var uiNotificationFeedbackType: UINotificationFeedbackGenerator.FeedbackType {
         switch self {
diff --git a/SignalShareExtension/ShareViewController.swift b/SignalShareExtension/ShareViewController.swift
index 1815b14ac..fc32db9ef 100644
--- a/SignalShareExtension/ShareViewController.swift
+++ b/SignalShareExtension/ShareViewController.swift
@@ -23,7 +23,7 @@ public class ShareViewController: UIViewController, ShareViewDelegate, SAEFailed
     enum ShareViewControllerError: Error {
         case assertionError(description: String)
         case unsupportedMedia
-        case notRegistered()
+        case notRegistered
         case obsoleteShare
     }
 
@@ -475,7 +475,7 @@ public class ShareViewController: UIViewController, ShareViewDelegate, SAEFailed
             // If root view is an error view, do nothing.
             return
         }
-        throw ShareViewControllerError.notRegistered()
+        throw ShareViewControllerError.notRegistered
     }
 
     // MARK: ShareViewDelegate, SAEFailedViewDelegate