diff --git a/build/common.targets b/build/common.targets
index 1f6cf0b6..11584d33 100644
--- a/build/common.targets
+++ b/build/common.targets
@@ -54,13 +54,13 @@
     <Copy SourceFiles="@(TranslationFiles)" DestinationFolder="$(GamePath)\Mods\$(AssemblyName)\i18n" />
   </Target>
 
-  <Target Name="CopyToolkit" Condition="'$(MSBuildProjectName)' == 'SMAPI.Toolkit' AND $(TargetFramework) == 'net4.5'" AfterTargets="PostBuildEvent">
+  <Target Name="CopyToolkit" Condition="'$(MSBuildProjectName)' == 'SMAPI.Toolkit' AND $(TargetFramework) == 'net452'" AfterTargets="PostBuildEvent">
     <Copy SourceFiles="$(TargetDir)\$(TargetName).dll" DestinationFolder="$(GamePath)\smapi-internal" />
     <Copy SourceFiles="$(TargetDir)\$(TargetName).pdb" DestinationFolder="$(GamePath)\smapi-internal" />
     <Copy SourceFiles="$(TargetDir)\$(TargetName).xml" DestinationFolder="$(GamePath)\smapi-internal" />
   </Target>
 
-  <Target Name="CopyToolkitCoreInterfaces" Condition="'$(MSBuildProjectName)' == 'SMAPI.Toolkit.CoreInterfaces' AND $(TargetFramework) == 'net4.5'" AfterTargets="PostBuildEvent">
+  <Target Name="CopyToolkitCoreInterfaces" Condition="'$(MSBuildProjectName)' == 'SMAPI.Toolkit.CoreInterfaces' AND $(TargetFramework) == 'net452'" AfterTargets="PostBuildEvent">
     <Copy SourceFiles="$(TargetDir)\$(TargetName).dll" DestinationFolder="$(GamePath)\smapi-internal" />
     <Copy SourceFiles="$(TargetDir)\$(TargetName).pdb" DestinationFolder="$(GamePath)\smapi-internal" />
     <Copy SourceFiles="$(TargetDir)\$(TargetName).xml" DestinationFolder="$(GamePath)\smapi-internal" />
diff --git a/build/prepare-install-package.targets b/build/prepare-install-package.targets
index 88e565f9..601f6496 100644
--- a/build/prepare-install-package.targets
+++ b/build/prepare-install-package.targets
@@ -14,7 +14,7 @@
       <OutRootPath>$(SolutionDir)\..\bin</OutRootPath>
 
       <SmapiBin>$(BuildRootPath)\SMAPI\bin\$(Configuration)</SmapiBin>
-      <ToolkitBin>$(BuildRootPath)\SMAPI.Toolkit\bin\$(Configuration)\net4.5</ToolkitBin>
+      <ToolkitBin>$(BuildRootPath)\SMAPI.Toolkit\bin\$(Configuration)\net452</ToolkitBin>
       <ConsoleCommandsBin>$(BuildRootPath)\SMAPI.Mods.ConsoleCommands\bin\$(Configuration)</ConsoleCommandsBin>
       <ErrorHandlerBin>$(BuildRootPath)\SMAPI.Mods.ErrorHandler\bin\$(Configuration)</ErrorHandlerBin>
       <SaveBackupBin>$(BuildRootPath)\SMAPI.Mods.SaveBackup\bin\$(Configuration)</SaveBackupBin>
diff --git a/src/SMAPI.Installer/SMAPI.Installer.csproj b/src/SMAPI.Installer/SMAPI.Installer.csproj
index 1777be5f..c47f3e6e 100644
--- a/src/SMAPI.Installer/SMAPI.Installer.csproj
+++ b/src/SMAPI.Installer/SMAPI.Installer.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <RootNamespace>StardewModdingAPI.Installer</RootNamespace>
     <Description>The SMAPI installer for players.</Description>
-    <TargetFramework>net45</TargetFramework>
+    <TargetFramework>net452</TargetFramework>
     <OutputType>Exe</OutputType>
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
   </PropertyGroup>
diff --git a/src/SMAPI.ModBuildConfig/SMAPI.ModBuildConfig.csproj b/src/SMAPI.ModBuildConfig/SMAPI.ModBuildConfig.csproj
index b18e79d5..93769650 100644
--- a/src/SMAPI.ModBuildConfig/SMAPI.ModBuildConfig.csproj
+++ b/src/SMAPI.ModBuildConfig/SMAPI.ModBuildConfig.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <!--build-->
     <RootNamespace>StardewModdingAPI.ModBuildConfig</RootNamespace>
-    <TargetFramework>net45</TargetFramework>
+    <TargetFramework>net452</TargetFramework>
     <LangVersion>latest</LangVersion>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
 
diff --git a/src/SMAPI.Mods.ConsoleCommands/SMAPI.Mods.ConsoleCommands.csproj b/src/SMAPI.Mods.ConsoleCommands/SMAPI.Mods.ConsoleCommands.csproj
index a187c1ff..528348a0 100644
--- a/src/SMAPI.Mods.ConsoleCommands/SMAPI.Mods.ConsoleCommands.csproj
+++ b/src/SMAPI.Mods.ConsoleCommands/SMAPI.Mods.ConsoleCommands.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <AssemblyName>ConsoleCommands</AssemblyName>
     <RootNamespace>StardewModdingAPI.Mods.ConsoleCommands</RootNamespace>
-    <TargetFramework>net45</TargetFramework>
+    <TargetFramework>net452</TargetFramework>
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
   </PropertyGroup>
 
diff --git a/src/SMAPI.Mods.ErrorHandler/SMAPI.Mods.ErrorHandler.csproj b/src/SMAPI.Mods.ErrorHandler/SMAPI.Mods.ErrorHandler.csproj
index eb878bc5..182a978e 100644
--- a/src/SMAPI.Mods.ErrorHandler/SMAPI.Mods.ErrorHandler.csproj
+++ b/src/SMAPI.Mods.ErrorHandler/SMAPI.Mods.ErrorHandler.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <AssemblyName>ErrorHandler</AssemblyName>
     <RootNamespace>StardewModdingAPI.Mods.ErrorHandler</RootNamespace>
-    <TargetFramework>net45</TargetFramework>
+    <TargetFramework>net452</TargetFramework>
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
   </PropertyGroup>
 
diff --git a/src/SMAPI.Mods.SaveBackup/SMAPI.Mods.SaveBackup.csproj b/src/SMAPI.Mods.SaveBackup/SMAPI.Mods.SaveBackup.csproj
index a6f76781..079beb08 100644
--- a/src/SMAPI.Mods.SaveBackup/SMAPI.Mods.SaveBackup.csproj
+++ b/src/SMAPI.Mods.SaveBackup/SMAPI.Mods.SaveBackup.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <AssemblyName>SaveBackup</AssemblyName>
     <RootNamespace>StardewModdingAPI.Mods.SaveBackup</RootNamespace>
-    <TargetFramework>net45</TargetFramework>
+    <TargetFramework>net452</TargetFramework>
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
   </PropertyGroup>
 
diff --git a/src/SMAPI.Tests/SMAPI.Tests.csproj b/src/SMAPI.Tests/SMAPI.Tests.csproj
index 27520baf..8f7bfab4 100644
--- a/src/SMAPI.Tests/SMAPI.Tests.csproj
+++ b/src/SMAPI.Tests/SMAPI.Tests.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <AssemblyName>SMAPI.Tests</AssemblyName>
     <RootNamespace>SMAPI.Tests</RootNamespace>
-    <TargetFramework>net45</TargetFramework>
+    <TargetFramework>net452</TargetFramework>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <LangVersion>latest</LangVersion>
   </PropertyGroup>
diff --git a/src/SMAPI.Toolkit.CoreInterfaces/SMAPI.Toolkit.CoreInterfaces.csproj b/src/SMAPI.Toolkit.CoreInterfaces/SMAPI.Toolkit.CoreInterfaces.csproj
index d36a1882..0e1e40b2 100644
--- a/src/SMAPI.Toolkit.CoreInterfaces/SMAPI.Toolkit.CoreInterfaces.csproj
+++ b/src/SMAPI.Toolkit.CoreInterfaces/SMAPI.Toolkit.CoreInterfaces.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <RootNamespace>StardewModdingAPI</RootNamespace>
     <Description>Provides toolkit interfaces which are available to SMAPI mods.</Description>
-    <TargetFrameworks>net4.5;netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>net452;netstandard2.0</TargetFrameworks>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
   </PropertyGroup>
 
diff --git a/src/SMAPI.Toolkit/SMAPI.Toolkit.csproj b/src/SMAPI.Toolkit/SMAPI.Toolkit.csproj
index 0e051c84..3d87c169 100644
--- a/src/SMAPI.Toolkit/SMAPI.Toolkit.csproj
+++ b/src/SMAPI.Toolkit/SMAPI.Toolkit.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <RootNamespace>StardewModdingAPI.Toolkit</RootNamespace>
     <Description>A library which encapsulates mod-handling logic for mod managers and tools. Not intended for use by mods.</Description>
-    <TargetFrameworks>net4.5;netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>net452;netstandard2.0</TargetFrameworks>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
   </PropertyGroup>
 
diff --git a/src/SMAPI/SMAPI.csproj b/src/SMAPI/SMAPI.csproj
index 0f1b0516..c147e7dc 100644
--- a/src/SMAPI/SMAPI.csproj
+++ b/src/SMAPI/SMAPI.csproj
@@ -3,7 +3,7 @@
     <AssemblyName>StardewModdingAPI</AssemblyName>
     <RootNamespace>StardewModdingAPI</RootNamespace>
     <Description>The modding API for Stardew Valley.</Description>
-    <TargetFramework>net45</TargetFramework>
+    <TargetFramework>net452</TargetFramework>
     <PlatformTarget>x86</PlatformTarget>
     <OutputType>Exe</OutputType>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>