diff --git a/Pilz.Configuration/ISettingsProvider.vb b/Pilz.Configuration/ISettingsProvider.vb
index e43e9b5..31264fa 100644
--- a/Pilz.Configuration/ISettingsProvider.vb
+++ b/Pilz.Configuration/ISettingsProvider.vb
@@ -2,6 +2,6 @@
 
     Function GetSettingsIdentifiers() As List(Of String)
 
-    Function CreateInstance(identifier As String)
+    Function CreateInstance(identifier As String) As IChildSettings
 
 End Interface
diff --git a/Pilz.Configuration/Pilz.Configuration.vbproj b/Pilz.Configuration/Pilz.Configuration.vbproj
index ff9985e..ae59a84 100644
--- a/Pilz.Configuration/Pilz.Configuration.vbproj
+++ b/Pilz.Configuration/Pilz.Configuration.vbproj
@@ -25,7 +25,7 @@
   </PropertyGroup>
   <PropertyGroup>
     <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
-    <Version>3.0.0</Version>
+    <Version>3.0.1</Version>
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="System.Data.DataSetExtensions" Version="4.5.0" />