diff --git a/src/SMAPI.Installer/StardewModdingAPI.Installer.csproj b/src/SMAPI.Installer/StardewModdingAPI.Installer.csproj
index 8000e4e7..083044fb 100644
--- a/src/SMAPI.Installer/StardewModdingAPI.Installer.csproj
+++ b/src/SMAPI.Installer/StardewModdingAPI.Installer.csproj
@@ -12,6 +12,7 @@
     <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <PlatformTarget>x86</PlatformTarget>
diff --git a/src/SMAPI.ModBuildConfig.Analyzer.Tests/SMAPI.ModBuildConfig.Analyzer.Tests.csproj b/src/SMAPI.ModBuildConfig.Analyzer.Tests/SMAPI.ModBuildConfig.Analyzer.Tests.csproj
index 4d93df73..26065ec2 100644
--- a/src/SMAPI.ModBuildConfig.Analyzer.Tests/SMAPI.ModBuildConfig.Analyzer.Tests.csproj
+++ b/src/SMAPI.ModBuildConfig.Analyzer.Tests/SMAPI.ModBuildConfig.Analyzer.Tests.csproj
@@ -2,6 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netcoreapp2.0</TargetFramework>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/SMAPI.ModBuildConfig.Analyzer/StardewModdingAPI.ModBuildConfig.Analyzer.csproj b/src/SMAPI.ModBuildConfig.Analyzer/StardewModdingAPI.ModBuildConfig.Analyzer.csproj
index 9d3f6d5b..9d646e8f 100644
--- a/src/SMAPI.ModBuildConfig.Analyzer/StardewModdingAPI.ModBuildConfig.Analyzer.csproj
+++ b/src/SMAPI.ModBuildConfig.Analyzer/StardewModdingAPI.ModBuildConfig.Analyzer.csproj
@@ -5,6 +5,7 @@
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <IncludeBuildOutput>false</IncludeBuildOutput>
     <OutputPath>bin</OutputPath>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/SMAPI.ModBuildConfig/StardewModdingAPI.ModBuildConfig.csproj b/src/SMAPI.ModBuildConfig/StardewModdingAPI.ModBuildConfig.csproj
index f068b480..9118b043 100644
--- a/src/SMAPI.ModBuildConfig/StardewModdingAPI.ModBuildConfig.csproj
+++ b/src/SMAPI.ModBuildConfig/StardewModdingAPI.ModBuildConfig.csproj
@@ -11,6 +11,7 @@
     <AssemblyName>StardewModdingAPI.ModBuildConfig</AssemblyName>
     <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>
diff --git a/src/SMAPI.Mods.ConsoleCommands/StardewModdingAPI.Mods.ConsoleCommands.csproj b/src/SMAPI.Mods.ConsoleCommands/StardewModdingAPI.Mods.ConsoleCommands.csproj
index a3237a3d..2c958dbc 100644
--- a/src/SMAPI.Mods.ConsoleCommands/StardewModdingAPI.Mods.ConsoleCommands.csproj
+++ b/src/SMAPI.Mods.ConsoleCommands/StardewModdingAPI.Mods.ConsoleCommands.csproj
@@ -11,6 +11,7 @@
     <AssemblyName>ConsoleCommands</AssemblyName>
     <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>
diff --git a/src/SMAPI.Mods.SaveBackup/StardewModdingAPI.Mods.SaveBackup.csproj b/src/SMAPI.Mods.SaveBackup/StardewModdingAPI.Mods.SaveBackup.csproj
index fafa4d25..56b6b7f4 100644
--- a/src/SMAPI.Mods.SaveBackup/StardewModdingAPI.Mods.SaveBackup.csproj
+++ b/src/SMAPI.Mods.SaveBackup/StardewModdingAPI.Mods.SaveBackup.csproj
@@ -11,6 +11,7 @@
     <AssemblyName>SaveBackup</AssemblyName>
     <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>
diff --git a/src/SMAPI.Tests/StardewModdingAPI.Tests.csproj b/src/SMAPI.Tests/StardewModdingAPI.Tests.csproj
index 4ec1a3de..83bd92af 100644
--- a/src/SMAPI.Tests/StardewModdingAPI.Tests.csproj
+++ b/src/SMAPI.Tests/StardewModdingAPI.Tests.csproj
@@ -11,6 +11,7 @@
     <AssemblyName>StardewModdingAPI.Tests</AssemblyName>
     <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>
diff --git a/src/SMAPI.Web/StardewModdingAPI.Web.csproj b/src/SMAPI.Web/StardewModdingAPI.Web.csproj
index 9d1990d9..32fdf135 100644
--- a/src/SMAPI.Web/StardewModdingAPI.Web.csproj
+++ b/src/SMAPI.Web/StardewModdingAPI.Web.csproj
@@ -3,6 +3,7 @@
   <PropertyGroup>
     <TargetFramework>netcoreapp2.0</TargetFramework>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/SMAPI.sln.DotSettings b/src/SMAPI.sln.DotSettings
index 68d7c72b..5f67fd9e 100644
--- a/src/SMAPI.sln.DotSettings
+++ b/src/SMAPI.sln.DotSettings
@@ -18,6 +18,7 @@
 	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ECSharpKeepExistingMigration/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ECSharpPlaceEmbeddedOnSameLineMigration/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ECSharpRenamePlacementToArrangementMigration/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ECSharpUseContinuousIndentInsideBracesMigration/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ESettingsUpgrade_002EAddAccessorOwnerDeclarationBracesMigration/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ESettingsUpgrade_002ECSharpPlaceAttributeOnSameLineMigration/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ESettingsUpgrade_002EMigrateBlankLinesAroundFieldToBlankLinesAroundProperty/@EntryIndexedValue">True</s:Boolean>
diff --git a/src/SMAPI/StardewModdingAPI.csproj b/src/SMAPI/StardewModdingAPI.csproj
index 5540f277..6692bc02 100644
--- a/src/SMAPI/StardewModdingAPI.csproj
+++ b/src/SMAPI/StardewModdingAPI.csproj
@@ -27,6 +27,7 @@
     <ApplicationVersion>1.0.0.%2a</ApplicationVersion>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
+    <LangVersion>latest</LangVersion>
     <LargeAddressAware Condition="'$(OS)' == 'Windows_NT'">true</LargeAddressAware>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
diff --git a/src/StardewModdingAPI.Toolkit.CoreInterfaces/StardewModdingAPI.Toolkit.CoreInterfaces.csproj b/src/StardewModdingAPI.Toolkit.CoreInterfaces/StardewModdingAPI.Toolkit.CoreInterfaces.csproj
index 525931e5..67adbd67 100644
--- a/src/StardewModdingAPI.Toolkit.CoreInterfaces/StardewModdingAPI.Toolkit.CoreInterfaces.csproj
+++ b/src/StardewModdingAPI.Toolkit.CoreInterfaces/StardewModdingAPI.Toolkit.CoreInterfaces.csproj
@@ -6,6 +6,7 @@
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <OutputPath>..\..\bin\$(Configuration)\SMAPI.Toolkit.CoreInterfaces</OutputPath>
     <DocumentationFile>..\..\bin\$(Configuration)\SMAPI.Toolkit.CoreInterfaces\$(TargetFramework)\StardewModdingAPI.Toolkit.CoreInterfaces.xml</DocumentationFile>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/StardewModdingAPI.Toolkit/StardewModdingAPI.Toolkit.csproj b/src/StardewModdingAPI.Toolkit/StardewModdingAPI.Toolkit.csproj
index 3fa28d19..351b36b6 100644
--- a/src/StardewModdingAPI.Toolkit/StardewModdingAPI.Toolkit.csproj
+++ b/src/StardewModdingAPI.Toolkit/StardewModdingAPI.Toolkit.csproj
@@ -5,6 +5,7 @@
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <OutputPath>..\..\bin\$(Configuration)\SMAPI.Toolkit</OutputPath>
     <DocumentationFile>..\..\bin\$(Configuration)\SMAPI.Toolkit\$(TargetFramework)\StardewModdingAPI.Toolkit.xml</DocumentationFile>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>