diff --git a/iphone/Maps/ActiveMapsVC.mm b/iphone/Maps/ActiveMapsVC.mm
index 557ff96a32..a6b2fd051a 100644
--- a/iphone/Maps/ActiveMapsVC.mm
+++ b/iphone/Maps/ActiveMapsVC.mm
@@ -33,6 +33,11 @@ extern NSString * const MapsStatusChangedNotification;
   return self;
 }
 
+- (void)dealloc
+{
+  [[NSNotificationCenter defaultCenter] removeObserver:self];
+}
+
 - (void)viewDidLoad
 {
   [super viewDidLoad];
diff --git a/iphone/Maps/CountryTreeVC.mm b/iphone/Maps/CountryTreeVC.mm
index 1529dbd3ee..2cce8afa64 100644
--- a/iphone/Maps/CountryTreeVC.mm
+++ b/iphone/Maps/CountryTreeVC.mm
@@ -39,6 +39,11 @@ extern NSString * const MapsStatusChangedNotification;
   return self;
 }
 
+- (void)dealloc
+{
+  [[NSNotificationCenter defaultCenter] removeObserver:self];
+}
+
 - (void)viewDidLoad
 {
   [super viewDidLoad];