diff --git a/src/Plugin.InAppBilling/Plugin.InAppBilling.csproj b/src/Plugin.InAppBilling/Plugin.InAppBilling.csproj
index c201ec7..010af4f 100644
--- a/src/Plugin.InAppBilling/Plugin.InAppBilling.csproj
+++ b/src/Plugin.InAppBilling/Plugin.InAppBilling.csproj
@@ -3,7 +3,7 @@
     <!--<TargetFrameworks>netstandard2.0;net7.0-android</TargetFrameworks>-->
     <TargetFrameworks>netstandard2.0;MonoAndroid12.0;Xamarin.iOS10;Xamarin.TVOS10;Xamarin.Mac20;net6.0-android;net6.0-ios;net6.0-maccatalyst;net6.0-tvos;net6.0-macos</TargetFrameworks>
     <TargetFrameworks Condition=" '$(OS)' == 'Windows_NT' ">$(TargetFrameworks);uap10.0.19041;net6.0-windows10.0.19041;</TargetFrameworks>
-    <LangVersion>9.0</LangVersion>
+    <LangVersion>10.0</LangVersion>
     <AssemblyName>Plugin.InAppBilling</AssemblyName>
     <RootNamespace>Plugin.InAppBilling</RootNamespace>
     <Product>$(AssemblyName) ($(TargetFramework))</Product>