diff --git a/External/Pearl b/External/Pearl
index c4620ded..16ec9a24 160000
--- a/External/Pearl
+++ b/External/Pearl
@@ -1 +1 @@
-Subproject commit c4620deda26475ae4320d9af5b2df4ff96c9093e
+Subproject commit 16ec9a246b7a3b89b77b71aaa276a4bf73811119
diff --git a/MasterPassword/ObjC/MPAppDelegate_InApp.m b/MasterPassword/ObjC/MPAppDelegate_InApp.m
index 2f1067fd..8aa4f54c 100644
--- a/MasterPassword/ObjC/MPAppDelegate_InApp.m
+++ b/MasterPassword/ObjC/MPAppDelegate_InApp.m
@@ -124,7 +124,7 @@ PearlAssociatedObjectProperty( NSMutableArray*, ProductObservers, productObserve
 - (void)paymentQueue:(SKPaymentQueue *)queue updatedTransactions:(NSArray *)transactions {
 
     for (SKPaymentTransaction *transaction in transactions) {
-        dbg( @"transaction updated: %@ -> %d", transaction.payment.productIdentifier, transaction.transactionState );
+        dbg( @"transaction updated: %@ -> %d", transaction.payment.productIdentifier, (int)(transaction.transactionState) );
         switch (transaction.transactionState) {
             case SKPaymentTransactionStatePurchased: {
                 inf( @"purchased: %@", transaction.payment.productIdentifier );
diff --git a/MasterPassword/ObjC/iOS/MPAnswersViewController.m b/MasterPassword/ObjC/iOS/MPAnswersViewController.m
index c09265c1..feb4efed 100644
--- a/MasterPassword/ObjC/iOS/MPAnswersViewController.m
+++ b/MasterPassword/ObjC/iOS/MPAnswersViewController.m
@@ -40,12 +40,13 @@
 
     [super viewWillAppear:animated];
 
-    PearlAddNotificationObserver( MPSignedOutNotification, nil, [NSOperationQueue mainQueue], ^(NSNotification *note) {
-        if (![note.userInfo[@"animated"] boolValue])
-            [UIView setAnimationsEnabled:NO];
-        [[MPOverlaySegue dismissViewController:self] perform];
-        [UIView setAnimationsEnabled:YES];
-    } );
+    PearlAddNotificationObserver( MPSignedOutNotification, nil, [NSOperationQueue mainQueue],
+            ^(MPAnswersViewController *self, NSNotification *note) {
+                if (![note.userInfo[@"animated"] boolValue])
+                    [UIView setAnimationsEnabled:NO];
+                [[MPOverlaySegue dismissViewController:self] perform];
+                [UIView setAnimationsEnabled:YES];
+            } );
 }
 
 - (void)viewWillDisappear:(BOOL)animated {
diff --git a/MasterPassword/ObjC/iOS/MPCombinedViewController.m b/MasterPassword/ObjC/iOS/MPCombinedViewController.m
index 9fe6685f..353c039d 100644
--- a/MasterPassword/ObjC/iOS/MPCombinedViewController.m
+++ b/MasterPassword/ObjC/iOS/MPCombinedViewController.m
@@ -45,15 +45,14 @@
 
     [super viewDidAppear:animated];
 
-    Weakify( self );
-    PearlAddNotificationObserver( MPSignedInNotification, nil, [NSOperationQueue mainQueue], ^(NSNotification *note) {
-        Strongify( self );
-        [self setMode:MPCombinedModePasswordSelection];
-    } );
-    PearlAddNotificationObserver( MPSignedOutNotification, nil, [NSOperationQueue mainQueue], ^(NSNotification *note) {
-        Strongify( self );
-        [self setMode:MPCombinedModeUserSelection animated:[note.userInfo[@"animated"] boolValue]];
-    } );
+    PearlAddNotificationObserver( MPSignedInNotification, nil, [NSOperationQueue mainQueue],
+            ^(MPCombinedViewController *self, NSNotification *note) {
+                [self setMode:MPCombinedModePasswordSelection];
+            } );
+    PearlAddNotificationObserver( MPSignedOutNotification, nil, [NSOperationQueue mainQueue],
+            ^(MPCombinedViewController *self, NSNotification *note) {
+                [self setMode:MPCombinedModeUserSelection animated:[note.userInfo[@"animated"] boolValue]];
+            } );
 }
 
 - (void)viewWillDisappear:(BOOL)animated {