diff --git a/PKHeX.WinForms/PKHeX.WinForms.csproj b/PKHeX.WinForms/PKHeX.WinForms.csproj
index 72552fde0..a58fe7d8e 100644
--- a/PKHeX.WinForms/PKHeX.WinForms.csproj
+++ b/PKHeX.WinForms/PKHeX.WinForms.csproj
@@ -88,6 +88,7 @@
     <ErrorReport>prompt</ErrorReport>
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
     <Prefer32Bit>true</Prefer32Bit>
+    <LangVersion>7.2</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|AnyCPU'">
     <OutputPath>bin\Release\</OutputPath>
@@ -98,6 +99,7 @@
     <ErrorReport>prompt</ErrorReport>
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
     <Prefer32Bit>true</Prefer32Bit>
+	<LangVersion>7.2</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Mono-Debug|AnyCPU'">
     <DebugSymbols>true</DebugSymbols>
@@ -109,6 +111,7 @@
     <ErrorReport>prompt</ErrorReport>
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
     <Prefer32Bit>true</Prefer32Bit>
+	<LangVersion>7.2</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Mono-Release|AnyCPU'">
     <OutputPath>bin\Mono-Release\</OutputPath>
@@ -119,6 +122,7 @@
     <ErrorReport>prompt</ErrorReport>
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
     <Prefer32Bit>true</Prefer32Bit>
+	<LangVersion>7.2</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'ClickOnce|x86'">
     <OutputPath>bin\x86\ClickOnce\</OutputPath>
@@ -141,6 +145,7 @@
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
     <Prefer32Bit>true</Prefer32Bit>
     <NoWin32Manifest>true</NoWin32Manifest>
+	<LangVersion>7.2</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />