diff --git a/AutoSuggestBox/AutoSuggestBoxSample.iOS/AutoSuggestBoxSample.iOS.csproj b/AutoSuggestBox/AutoSuggestBoxSample.iOS/AutoSuggestBoxSample.iOS.csproj
index 60d725b..119a3d7 100644
--- a/AutoSuggestBox/AutoSuggestBoxSample.iOS/AutoSuggestBoxSample.iOS.csproj
+++ b/AutoSuggestBox/AutoSuggestBoxSample.iOS/AutoSuggestBoxSample.iOS.csproj
@@ -47,7 +47,7 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <MtouchLink>None</MtouchLink>
-    <MtouchArch>i386</MtouchArch>
+    <MtouchArch>x86_64</MtouchArch>
     <ConsolePause>false</ConsolePause>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|iPhone' ">
diff --git a/AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox/NativeAutoSuggestBox.iOS.cs b/AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox/NativeAutoSuggestBox.iOS.cs
index fb9370c..d650a59 100644
--- a/AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox/NativeAutoSuggestBox.iOS.cs
+++ b/AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox/NativeAutoSuggestBox.iOS.cs
@@ -105,7 +105,7 @@ public string PlaceholderText
         public void SetPlaceholderTextColor(global::Xamarin.Forms.Color color)
         {
             // See https://github.com/xamarin/Xamarin.Forms/blob/4d9a5bf3706778770026a18ae81a7dd5c4c15db4/Xamarin.Forms.Platform.iOS/Renderers/EntryRenderer.cs#L260
-            inputText.AttributedPlaceholder = new NSAttributedString(inputText.Placeholder, null, ColorExtensions.ToUIColor(color));
+            inputText.AttributedPlaceholder = new NSAttributedString(inputText.Placeholder ?? string.Empty, null, ColorExtensions.ToUIColor(color));
         }
 
         public bool IsSuggestionListOpen
diff --git a/AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox.csproj b/AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox.csproj
index 2c60bbd..5bb8138 100644
--- a/AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox.csproj
+++ b/AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox/dotMorten.Xamarin.Forms.AutoSuggestBox.csproj
@@ -10,7 +10,7 @@
     <RepositoryUrl>https://github.com/dotMorten/XamarinFormsControls</RepositoryUrl>
     <PackageProjectUrl>https://github.com/dotMorten/XamarinFormsControls/tree/master/AutoSuggestBox</PackageProjectUrl>
     <PackageLicenseExpression>Apache-2.0</PackageLicenseExpression>
-    <Version>0.4.0</Version>
+    <Version>0.5.0</Version>
     <DocumentationFile>$(MSBuildThisFileDirectory)bin\$(Configuration)\$(TargetFramework)\$(AssemblyName).xml</DocumentationFile>
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
     <EmbedUntrackedSources>true</EmbedUntrackedSources>