diff --git a/README.md b/README.md
index 56498a6..92b5910 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,7 @@
This repository contains the Azure Notification Hubs sample library and sample application for Xamarin Forms, Xamarin for Apple (Xamarin.iOS, Xamarin.TVOS, Xamarin.Mac) and Xamarin.Android. This sample project creates a unified wrapper over the [AzureMessaging Xamarin Components](https://github.com/xamarin/XamarinComponents/tree/master/XPlat/AzureMessaging) for both iOS and Android with a Forms app as well as native applications.
This repository is set into sections:
+
- [Xamarin Forms](#getting-started-with-xamarinforms)
- [Xamarin Apple](#getting-started-with-xamarin-for-apple)
- [Xamarin.Android](#getting-started-with-xamarinandroid)
diff --git a/src/bindings/build.cake b/src/bindings/build.cake
index 6ab0e38..ff149f0 100644
--- a/src/bindings/build.cake
+++ b/src/bindings/build.cake
@@ -1,7 +1,7 @@
var TARGET = Argument ("t", Argument ("target", "ci"));
-var IOS_VERSION = "3.1.0";
-var IOS_NUGET_VERSION = "3.1.0";
+var IOS_VERSION = "3.1.1";
+var IOS_NUGET_VERSION = "3.1.1";
var IOS_URL = $"https://github.com/Azure/azure-notificationhubs-ios/releases/download/{IOS_VERSION}/WindowsAzureMessaging-SDK-Apple-{IOS_VERSION}.zip";
var ANDROID_VERSION = "1.1.1";
diff --git a/src/bindings/iOS/Xamarin.Azure.NotificationHubs.iOS/Xamarin.Azure.NotificationHubs.iOS.csproj b/src/bindings/iOS/Xamarin.Azure.NotificationHubs.iOS/Xamarin.Azure.NotificationHubs.iOS.csproj
index fc34885..6aff793 100644
--- a/src/bindings/iOS/Xamarin.Azure.NotificationHubs.iOS/Xamarin.Azure.NotificationHubs.iOS.csproj
+++ b/src/bindings/iOS/Xamarin.Azure.NotificationHubs.iOS/Xamarin.Azure.NotificationHubs.iOS.csproj
@@ -20,7 +20,7 @@
https://go.microsoft.com/fwlink/?linkid=864962
https://go.microsoft.com/fwlink/?linkid=865062
true
- 3.1.0
+ 3.1.1