diff --git a/src/chocolatey.tests.integration/chocolatey.tests.integration.csproj b/src/chocolatey.tests.integration/chocolatey.tests.integration.csproj
index 07e26b40b3..fe12548ec2 100644
--- a/src/chocolatey.tests.integration/chocolatey.tests.integration.csproj
+++ b/src/chocolatey.tests.integration/chocolatey.tests.integration.csproj
@@ -13,6 +13,7 @@
     <RootNamespace>chocolatey.tests.integration</RootNamespace>
     <AssemblyName>chocolatey.tests.integration</AssemblyName>
     <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <LangVersion>7.3</LangVersion>
     <FileAlignment>512</FileAlignment>
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\</SolutionDir>
     <OverwriteReadOnlyFiles>true</OverwriteReadOnlyFiles>
diff --git a/src/chocolatey.tests/chocolatey.tests.csproj b/src/chocolatey.tests/chocolatey.tests.csproj
index f2ad27f827..2501cb2180 100644
--- a/src/chocolatey.tests/chocolatey.tests.csproj
+++ b/src/chocolatey.tests/chocolatey.tests.csproj
@@ -13,6 +13,7 @@
     <RootNamespace>chocolatey.tests</RootNamespace>
     <AssemblyName>chocolatey.tests</AssemblyName>
     <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <LangVersion>7.3</LangVersion>
     <FileAlignment>512</FileAlignment>
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\</SolutionDir>
     <TargetFrameworkProfile />