Index: OpenRA.Platforms.Default/OpenRA.Platforms.Default.csproj
--- OpenRA.Platforms.Default/OpenRA.Platforms.Default.csproj.orig
+++ OpenRA.Platforms.Default/OpenRA.Platforms.Default.csproj
@@ -3,7 +3,7 @@
       <TargetFramework>net472</TargetFramework>
       <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
       <Optimize>true</Optimize>
-      <LangVersion>7.3</LangVersion>
+      <LangVersion>7.2</LangVersion>
       <DebugSymbols>true</DebugSymbols>
       <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
       <OutputPath>../bin</OutputPath>
