diff --git a/.appveyor.vs2013.yml b/.appveyor.vs2013.yml
deleted file mode 100644
index 6f922c173517..000000000000
--- a/.appveyor.vs2013.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-version: Wesnoth-VS2013-{branch}-{build}
-clone_folder: C:\projects\wesnoth
-image: Visual Studio 2013
-configuration:
- - Release
- - Debug
-platform: win32
-skip_branch_with_pr: true
-shallow_clone: true
-matrix:
-  fast_finish: true # Stop after a build failure
-before_build:
-  - cd ..
-  - ps: wget https://github.com/aquileia/external/archive/VC12.zip -O VC12.zip
-  - 7z x VC12.ZIP
-  - ren external-VC12 external
-  - cd wesnoth
-  - set PATH=C:\projects\external\dll;%PATH%
-
-notifications:
-  - provider: Webhook
-    url: http://ai0867.net:6661/wesnoth
-    headers:
-      User-Agent: WesnothAppveyor/1.0
-      Version: vs2013
-      Num-Versions: 3
-      Authorization: TODO
-    on_build_success: true
-    on_build_failure: true
diff --git a/.appveyor.vs2015.yml b/.appveyor.vs2015.yml
index d7c26bff82b9..d1c830a63c7e 100644
--- a/.appveyor.vs2015.yml
+++ b/.appveyor.vs2015.yml
@@ -15,14 +15,7 @@ before_build:
   - 7z x VC14.ZIP
   - ren external-VC14 external
   - cd wesnoth
-  - mkdir projectfiles\VC14
-  - xcopy /E /I /H /Y projectfiles\VC12 projectfiles\VC14
-  - cd projectfiles\VC14
-  - "\"c:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\Common7\\IDE\\devenv.exe\" wesnoth.sln /upgrade"
-  - cd ..\..
   - set PATH=C:\projects\external\dll;%PATH%
-build_script:
-  - msbuild projectfiles\VC14\wesnoth.sln /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll"
 
 notifications:
   - provider: Webhook
diff --git a/.appveyor.vs2017.yml b/.appveyor.vs2017.yml
index 10efa02b0cb8..fe01483af632 100644
--- a/.appveyor.vs2017.yml
+++ b/.appveyor.vs2017.yml
@@ -17,7 +17,7 @@ before_build:
   - cd wesnoth
   - set PATH=C:\projects\external\dll;%PATH%
 build_script:
-  - msbuild projectfiles\VC12\wesnoth.sln /property:PlatformToolset=v141 /m /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll"
+  - msbuild projectfiles\VC14\wesnoth.sln /property:PlatformToolset=v141 /m /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll"
 
 artifacts:
   - path: wesnoth.exe
diff --git a/projectfiles/VC12/README.md b/projectfiles/VC14/README.md
similarity index 100%
rename from projectfiles/VC12/README.md
rename to projectfiles/VC14/README.md
diff --git a/projectfiles/VC12/WML_tests.cmd b/projectfiles/VC14/WML_tests.cmd
similarity index 100%
rename from projectfiles/VC12/WML_tests.cmd
rename to projectfiles/VC14/WML_tests.cmd
diff --git a/projectfiles/VC12/WindowsTimeout.cpp b/projectfiles/VC14/WindowsTimeout.cpp
similarity index 100%
rename from projectfiles/VC12/WindowsTimeout.cpp
rename to projectfiles/VC14/WindowsTimeout.cpp
diff --git a/projectfiles/VC12/WindowsTimeout.vcxproj b/projectfiles/VC14/WindowsTimeout.vcxproj
similarity index 94%
rename from projectfiles/VC12/WindowsTimeout.vcxproj
rename to projectfiles/VC14/WindowsTimeout.vcxproj
index f2fce5039b88..d38ca390d2d5 100644
--- a/projectfiles/VC12/WindowsTimeout.vcxproj
+++ b/projectfiles/VC14/WindowsTimeout.vcxproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
       <Configuration>Debug</Configuration>
@@ -18,13 +18,13 @@
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>MultiByte</CharacterSet>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>MultiByte</CharacterSet>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
@@ -62,7 +62,7 @@
     <Link>
       <AdditionalOptions>/SAFESEH:NO %(AdditionalOptions)</AdditionalOptions>
       <OutputFile>$(OutDir)WindowsTimeout.exe</OutputFile>
-      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <GenerateDebugInformation>DebugFastLink</GenerateDebugInformation>
       <ProgramDatabaseFile>$(IntDir)$(TargetName).pdb</ProgramDatabaseFile>
       <SubSystem>Console</SubSystem>
       <TargetMachine>MachineX86</TargetMachine>
diff --git a/projectfiles/VC12/campaignd.vcxproj b/projectfiles/VC14/campaignd.vcxproj
similarity index 95%
rename from projectfiles/VC12/campaignd.vcxproj
rename to projectfiles/VC14/campaignd.vcxproj
index 84da5b0861fc..80e1ab4ec4d2 100644
--- a/projectfiles/VC12/campaignd.vcxproj
+++ b/projectfiles/VC14/campaignd.vcxproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
       <Configuration>Debug</Configuration>
@@ -18,13 +18,13 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>NotSet</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>NotSet</CharacterSet>
   </PropertyGroup>
@@ -51,7 +51,7 @@
       <DisableSpecificWarnings>4244</DisableSpecificWarnings>
     </ClCompile>
     <Link>
-      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <GenerateDebugInformation>DebugFastLink</GenerateDebugInformation>
       <AdditionalLibraryDirectories>..\..\..\external\lib</AdditionalLibraryDirectories>
       <AdditionalDependencies>Shlwapi.lib;libeay32.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
@@ -68,7 +68,7 @@
       <DisableSpecificWarnings>4244</DisableSpecificWarnings>
     </ClCompile>
     <Link>
-      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <GenerateDebugInformation>DebugFastLink</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
       <AdditionalLibraryDirectories>..\..\..\external\lib</AdditionalLibraryDirectories>
diff --git a/projectfiles/VC12/campaignd.vcxproj.filters b/projectfiles/VC14/campaignd.vcxproj.filters
similarity index 100%
rename from projectfiles/VC12/campaignd.vcxproj.filters
rename to projectfiles/VC14/campaignd.vcxproj.filters
diff --git a/projectfiles/VC12/files_with_deactivated_warnings.txt b/projectfiles/VC14/files_with_deactivated_warnings.txt
similarity index 100%
rename from projectfiles/VC12/files_with_deactivated_warnings.txt
rename to projectfiles/VC14/files_with_deactivated_warnings.txt
diff --git a/projectfiles/VC12/liblua.vcxproj b/projectfiles/VC14/liblua.vcxproj
similarity index 97%
rename from projectfiles/VC12/liblua.vcxproj
rename to projectfiles/VC14/liblua.vcxproj
index 12d1acdf1020..516f6e051239 100644
--- a/projectfiles/VC12/liblua.vcxproj
+++ b/projectfiles/VC14/liblua.vcxproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
       <Configuration>Debug</Configuration>
@@ -22,19 +22,19 @@
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='ReleaseDEBUG|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
diff --git a/projectfiles/VC12/liblua.vcxproj.filters b/projectfiles/VC14/liblua.vcxproj.filters
similarity index 100%
rename from projectfiles/VC12/liblua.vcxproj.filters
rename to projectfiles/VC14/liblua.vcxproj.filters
diff --git a/projectfiles/VC12/wesnoth.sln b/projectfiles/VC14/wesnoth.sln
similarity index 100%
rename from projectfiles/VC12/wesnoth.sln
rename to projectfiles/VC14/wesnoth.sln
diff --git a/projectfiles/VC12/wesnoth.vcxproj b/projectfiles/VC14/wesnoth.vcxproj
similarity index 99%
rename from projectfiles/VC12/wesnoth.vcxproj
rename to projectfiles/VC14/wesnoth.vcxproj
index 0447d07e2ea8..ba8bce02529f 100644
--- a/projectfiles/VC12/wesnoth.vcxproj
+++ b/projectfiles/VC14/wesnoth.vcxproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
       <Configuration>Debug</Configuration>
@@ -30,30 +30,30 @@
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='ReleaseDEBUG|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>NotSet</CharacterSet>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Test_Release|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>NotSet</CharacterSet>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Test_Debug|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>NotSet</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>NotSet</CharacterSet>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>NotSet</CharacterSet>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
@@ -140,7 +140,7 @@
       <AdditionalDependencies>SDL2main.lib;SDL2.lib;SDL2_image.lib;SDL2_ttf.lib;SDL2_mixer.lib;libeay32.lib;cairo.lib;winmm.lib;ws2_32.lib;pango-1.0.lib;pangocairo-1.0.lib;gobject-2.0.lib;glib-2.0.lib;libpng.lib;$(IntDir)liblua.lib;Shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>..\..\..\external\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
       <IgnoreSpecificDefaultLibraries>MSVCR90;MSVCRT;%(IgnoreSpecificDefaultLibraries)</IgnoreSpecificDefaultLibraries>
-      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <GenerateDebugInformation>DebugFastLink</GenerateDebugInformation>
       <SubSystem>Windows</SubSystem>
       <TargetMachine>MachineX86</TargetMachine>
     </Link>
@@ -183,7 +183,7 @@
       <SubSystem>Windows</SubSystem>
       <OptimizeReferences>true</OptimizeReferences>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
-      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+      <LinkTimeCodeGeneration>UseFastLinkTimeCodeGeneration</LinkTimeCodeGeneration>
       <TargetMachine>MachineX86</TargetMachine>
     </Link>
     <Manifest>
@@ -221,7 +221,7 @@
       <AdditionalDependencies>SDL2main.lib;SDL2.lib;SDL2_image.lib;SDL2_ttf.lib;SDL2_mixer.lib;libeay32.lib;cairo.lib;winmm.lib;ws2_32.lib;pango-1.0.lib;pangocairo-1.0.lib;gobject-2.0.lib;glib-2.0.lib;libpng.lib;Debug\liblua.lib;Shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <OutputFile>$(OutDir)test.exe</OutputFile>
       <AdditionalLibraryDirectories>..\..\..\external\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
-      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <GenerateDebugInformation>DebugFastLink</GenerateDebugInformation>
       <SubSystem>Console</SubSystem>
       <TargetMachine>MachineX86</TargetMachine>
     </Link>
@@ -265,7 +265,7 @@
       <SubSystem>Console</SubSystem>
       <OptimizeReferences>true</OptimizeReferences>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
-      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+      <LinkTimeCodeGeneration>UseFastLinkTimeCodeGeneration</LinkTimeCodeGeneration>
       <TargetMachine>MachineX86</TargetMachine>
     </Link>
     <Manifest>
@@ -307,11 +307,11 @@
     <Link>
       <AdditionalDependencies>SDL2main.lib;SDL2.lib;SDL2_image.lib;SDL2_ttf.lib;SDL2_mixer.lib;libeay32.lib;cairo.lib;winmm.lib;ws2_32.lib;pango-1.0.lib;pangocairo-1.0.lib;gobject-2.0.lib;glib-2.0.lib;libpng.lib;$(IntDir)liblua.lib;Shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>..\..\..\external\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
-      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <GenerateDebugInformation>DebugFastLink</GenerateDebugInformation>
       <SubSystem>Windows</SubSystem>
       <OptimizeReferences>true</OptimizeReferences>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
-      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+      <LinkTimeCodeGeneration>UseFastLinkTimeCodeGeneration</LinkTimeCodeGeneration>
       <TargetMachine>MachineX86</TargetMachine>
     </Link>
     <Manifest>
diff --git a/projectfiles/VC12/wesnoth.vcxproj.filters b/projectfiles/VC14/wesnoth.vcxproj.filters
similarity index 100%
rename from projectfiles/VC12/wesnoth.vcxproj.filters
rename to projectfiles/VC14/wesnoth.vcxproj.filters
diff --git a/projectfiles/VC12/wesnothd.vcxproj b/projectfiles/VC14/wesnothd.vcxproj
similarity index 96%
rename from projectfiles/VC12/wesnothd.vcxproj
rename to projectfiles/VC14/wesnothd.vcxproj
index 20edfe4bb1fa..66d8614ae8f0 100644
--- a/projectfiles/VC12/wesnothd.vcxproj
+++ b/projectfiles/VC14/wesnothd.vcxproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
       <Configuration>Debug</Configuration>
@@ -22,19 +22,19 @@
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='ReleaseDEBUG|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>NotSet</CharacterSet>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>NotSet</CharacterSet>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>NotSet</CharacterSet>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
@@ -99,7 +99,7 @@
       <AdditionalOptions>/SAFESEH:NO %(AdditionalOptions)</AdditionalOptions>
       <AdditionalDependencies>winmm.lib;ws2_32.lib;Shlwapi.lib;libeay32.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>..\..\..\external\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
-      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <GenerateDebugInformation>DebugFastLink</GenerateDebugInformation>
       <SubSystem>Console</SubSystem>
       <TargetMachine>MachineX86</TargetMachine>
     </Link>
@@ -128,7 +128,7 @@
       <SubSystem>Console</SubSystem>
       <OptimizeReferences>true</OptimizeReferences>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
-      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+      <LinkTimeCodeGeneration>UseFastLinkTimeCodeGeneration</LinkTimeCodeGeneration>
       <TargetMachine>MachineX86</TargetMachine>
     </Link>
   </ItemDefinitionGroup>
@@ -152,11 +152,11 @@
     <Link>
       <AdditionalDependencies>winmm.lib;ws2_32.lib;Shlwapi.lib;libeay32.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>..\..\..\external\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
-      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <GenerateDebugInformation>DebugFastLink</GenerateDebugInformation>
       <SubSystem>Console</SubSystem>
       <OptimizeReferences>true</OptimizeReferences>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
-      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+      <LinkTimeCodeGeneration>UseFastLinkTimeCodeGeneration</LinkTimeCodeGeneration>
       <TargetMachine>MachineX86</TargetMachine>
     </Link>
   </ItemDefinitionGroup>
diff --git a/projectfiles/VC12/wesnothd.vcxproj.filters b/projectfiles/VC14/wesnothd.vcxproj.filters
similarity index 100%
rename from projectfiles/VC12/wesnothd.vcxproj.filters
rename to projectfiles/VC14/wesnothd.vcxproj.filters
diff --git a/projectfiles/VC12/wesnothlib.vcxproj b/projectfiles/VC14/wesnothlib.vcxproj
similarity index 98%
rename from projectfiles/VC12/wesnothlib.vcxproj
rename to projectfiles/VC14/wesnothlib.vcxproj
index b0bf0e672898..f9fec160ce65 100644
--- a/projectfiles/VC12/wesnothlib.vcxproj
+++ b/projectfiles/VC14/wesnothlib.vcxproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
       <Configuration>Debug</Configuration>
@@ -21,19 +21,19 @@
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='ReleaseDEBUG|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>MultiByte</CharacterSet>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>MultiByte</CharacterSet>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CharacterSet>MultiByte</CharacterSet>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
diff --git a/projectfiles/VC12/wesnothlib.vcxproj.filters b/projectfiles/VC14/wesnothlib.vcxproj.filters
similarity index 100%
rename from projectfiles/VC12/wesnothlib.vcxproj.filters
rename to projectfiles/VC14/wesnothlib.vcxproj.filters