diff --git a/src/iOS.Core/iOS.Core.csproj b/src/iOS.Core/iOS.Core.csproj
index a7e01ea0c..c0565521d 100644
--- a/src/iOS.Core/iOS.Core.csproj
+++ b/src/iOS.Core/iOS.Core.csproj
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props')" />
+  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
@@ -133,10 +133,10 @@
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
+    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props'))" />
+    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets'))" />
     <Error Condition="!Exists('..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets'))" />
-    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props'))" />
-    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets'))" />
   </Target>
+  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets')" />
   <Import Project="..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets" Condition="Exists('..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets')" />
-  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets')" />
 </Project>
\ No newline at end of file
diff --git a/src/iOS.Core/packages.config b/src/iOS.Core/packages.config
index e87b773ab..945116040 100644
--- a/src/iOS.Core/packages.config
+++ b/src/iOS.Core/packages.config
@@ -9,7 +9,7 @@
   <package id="SQLitePCLRaw.core" version="1.1.2" targetFramework="xamarinios10" />
   <package id="SQLitePCLRaw.provider.sqlite3.ios_unified" version="1.1.2" targetFramework="xamarinios10" />
   <package id="Xam.Plugins.Settings" version="2.5.4" targetFramework="xamarinios10" />
-  <package id="Xamarin.Build.Download" version="0.4.6" targetFramework="xamarinios10" />
+  <package id="Xamarin.Build.Download" version="0.4.3" targetFramework="xamarinios10" />
   <package id="Xamarin.Google.iOS.Analytics" version="3.17.0.1" targetFramework="xamarinios10" />
   <package id="XLabs.IoC" version="2.0.5782" targetFramework="xamarinios10" />
 </packages>
\ No newline at end of file
diff --git a/src/iOS.Extension/iOS.Extension.csproj b/src/iOS.Extension/iOS.Extension.csproj
index 6f65881be..1bc1a0ae3 100644
--- a/src/iOS.Extension/iOS.Extension.csproj
+++ b/src/iOS.Extension/iOS.Extension.csproj
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props')" />
+  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">iPhoneSimulator</Platform>
@@ -463,12 +463,12 @@
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
+    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props'))" />
+    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets'))" />
     <Error Condition="!Exists('..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets'))" />
     <Error Condition="!Exists('..\..\packages\Xamarin.Forms.2.3.4.231\build\portable-win+net45+wp80+win81+wpa81+MonoAndroid10+Xamarin.iOS10+xamarinmac20\Xamarin.Forms.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Forms.2.3.4.231\build\portable-win+net45+wp80+win81+wpa81+MonoAndroid10+Xamarin.iOS10+xamarinmac20\Xamarin.Forms.targets'))" />
-    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props'))" />
-    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets'))" />
   </Target>
+  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets')" />
   <Import Project="..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets" Condition="Exists('..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets')" />
   <Import Project="..\..\packages\Xamarin.Forms.2.3.4.231\build\portable-win+net45+wp80+win81+wpa81+MonoAndroid10+Xamarin.iOS10+xamarinmac20\Xamarin.Forms.targets" Condition="Exists('..\..\packages\Xamarin.Forms.2.3.4.231\build\portable-win+net45+wp80+win81+wpa81+MonoAndroid10+Xamarin.iOS10+xamarinmac20\Xamarin.Forms.targets')" />
-  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets')" />
 </Project>
\ No newline at end of file
diff --git a/src/iOS.Extension/packages.config b/src/iOS.Extension/packages.config
index bd86a3aba..7a727b300 100644
--- a/src/iOS.Extension/packages.config
+++ b/src/iOS.Extension/packages.config
@@ -70,7 +70,7 @@
   <package id="Xam.Plugin.Connectivity" version="2.3.0" targetFramework="xamarinios10" />
   <package id="Xam.Plugin.PushNotification" version="1.2.4" targetFramework="xamarinios10" developmentDependency="true" />
   <package id="Xam.Plugins.Settings" version="2.5.4" targetFramework="xamarinios10" />
-  <package id="Xamarin.Build.Download" version="0.4.6" targetFramework="xamarinios10" />
+  <package id="Xamarin.Build.Download" version="0.4.3" targetFramework="xamarinios10" />
   <package id="Xamarin.FFImageLoading" version="2.2.9" targetFramework="xamarinios10" />
   <package id="Xamarin.FFImageLoading.Forms" version="2.2.9" targetFramework="xamarinios10" />
   <package id="Xamarin.Forms" version="2.3.4.231" targetFramework="xamarinios10" />
diff --git a/src/iOS/iOS.csproj b/src/iOS/iOS.csproj
index 3c310fc8c..420c34fd4 100644
--- a/src/iOS/iOS.csproj
+++ b/src/iOS/iOS.csproj
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props')" />
+  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">iPhoneSimulator</Platform>
@@ -791,11 +791,11 @@
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
     <Error Condition="!Exists('..\..\packages\Xamarin.Forms.2.3.4.231\build\portable-win+net45+wp80+win81+wpa81+MonoAndroid10+Xamarin.iOS10+xamarinmac20\Xamarin.Forms.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Forms.2.3.4.231\build\portable-win+net45+wp80+win81+wpa81+MonoAndroid10+Xamarin.iOS10+xamarinmac20\Xamarin.Forms.targets'))" />
+    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props'))" />
+    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets'))" />
     <Error Condition="!Exists('..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets'))" />
-    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props'))" />
-    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets'))" />
   </Target>
   <Import Project="..\..\packages\Xamarin.Forms.2.3.4.231\build\portable-win+net45+wp80+win81+wpa81+MonoAndroid10+Xamarin.iOS10+xamarinmac20\Xamarin.Forms.targets" Condition="Exists('..\..\packages\Xamarin.Forms.2.3.4.231\build\portable-win+net45+wp80+win81+wpa81+MonoAndroid10+Xamarin.iOS10+xamarinmac20\Xamarin.Forms.targets')" />
+  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets')" />
   <Import Project="..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets" Condition="Exists('..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets')" />
-  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets')" />
 </Project>
\ No newline at end of file
diff --git a/src/iOS/packages.config b/src/iOS/packages.config
index d14170a65..18a9957a7 100644
--- a/src/iOS/packages.config
+++ b/src/iOS/packages.config
@@ -71,7 +71,7 @@
   <package id="Xam.Plugin.Connectivity" version="2.3.0" targetFramework="xamarinios10" />
   <package id="Xam.Plugin.PushNotification" version="1.2.4" targetFramework="xamarinios10" developmentDependency="true" />
   <package id="Xam.Plugins.Settings" version="2.5.4" targetFramework="xamarinios10" />
-  <package id="Xamarin.Build.Download" version="0.4.6" targetFramework="xamarinios10" />
+  <package id="Xamarin.Build.Download" version="0.4.3" targetFramework="xamarinios10" />
   <package id="Xamarin.FFImageLoading" version="2.2.9" targetFramework="xamarinios10" />
   <package id="Xamarin.FFImageLoading.Forms" version="2.2.9" targetFramework="xamarinios10" />
   <package id="Xamarin.Forms" version="2.3.4.231" targetFramework="xamarinios10" />
diff --git a/test/iOS.Test/iOS.Test.csproj b/test/iOS.Test/iOS.Test.csproj
index ee108a3f7..dc9332023 100644
--- a/test/iOS.Test/iOS.Test.csproj
+++ b/test/iOS.Test/iOS.Test.csproj
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props')" />
+  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">iPhoneSimulator</Platform>
@@ -163,10 +163,10 @@
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
+    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.props'))" />
+    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets'))" />
     <Error Condition="!Exists('..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets'))" />
-    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.props'))" />
-    <Error Condition="!Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets'))" />
   </Target>
+  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.3\build\Xamarin.Build.Download.targets')" />
   <Import Project="..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets" Condition="Exists('..\..\packages\Xamarin.Google.iOS.Analytics.3.17.0.1\build\Xamarin.Google.iOS.Analytics.targets')" />
-  <Import Project="..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets" Condition="Exists('..\..\packages\Xamarin.Build.Download.0.4.6\build\Xamarin.Build.Download.targets')" />
 </Project>
\ No newline at end of file
diff --git a/test/iOS.Test/packages.config b/test/iOS.Test/packages.config
index d2475ca4e..682eeabf6 100644
--- a/test/iOS.Test/packages.config
+++ b/test/iOS.Test/packages.config
@@ -7,6 +7,6 @@
   <package id="PInvoke.Windows.Core" version="0.3.152" targetFramework="xamarinios10" />
   <package id="Plugin.Fingerprint" version="1.4.4" targetFramework="xamarinios10" />
   <package id="Validation" version="2.3.7" targetFramework="xamarinios10" />
-  <package id="Xamarin.Build.Download" version="0.4.6" targetFramework="xamarinios10" />
+  <package id="Xamarin.Build.Download" version="0.4.3" targetFramework="xamarinios10" />
   <package id="Xamarin.Google.iOS.Analytics" version="3.17.0.1" targetFramework="xamarinios10" />
 </packages>
\ No newline at end of file