From 3a30835b8f2f91632dd24ab5f04c6114ae95752c Mon Sep 17 00:00:00 2001
From: lmolkova <lmolkova@microsoft.com>
Date: Fri, 5 Jul 2019 19:24:12 -0700
Subject: [PATCH] fix build - lang version 7.3

---
 Directory.Build.props | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Directory.Build.props b/Directory.Build.props
index 3dcd994492e..abd99817026 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -2,5 +2,6 @@
   <PropertyGroup>
     <RepositoryType>git</RepositoryType>
     <PackageProjectUrl>https://github.com/open-telemetry/opentelemetry-dotnet</PackageProjectUrl>
+	<LangVersion>7.3</LangVersion>
   </PropertyGroup>
 </Project>
\ No newline at end of file