diff --git a/visual/2012/fullbench/fullbench.vcxproj b/visual/2012/fullbench/fullbench.vcxproj
index ac5c68134..6fd3aeb93 100644
--- a/visual/2012/fullbench/fullbench.vcxproj
+++ b/visual/2012/fullbench/fullbench.vcxproj
@@ -68,7 +68,7 @@
   <PropertyGroup Label="UserMacros" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <LinkIncremental>true</LinkIncremental>
-    <IncludePath>$(SolutionDir)..\..\lib;$(VCInstallDir)include;$(VCInstallDir)atlmfc\include;$(WindowsSDK_IncludePath);</IncludePath>
+    <IncludePath>$(SolutionDir)..\..\lib;$(SolutionDir)..\..\lib\legacy;$(VCInstallDir)include;$(VCInstallDir)atlmfc\include;$(WindowsSDK_IncludePath);</IncludePath>
     <RunCodeAnalysis>true</RunCodeAnalysis>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
@@ -160,6 +160,8 @@
   </ItemDefinitionGroup>
   <ItemGroup>
     <ClCompile Include="..\..\..\lib\fse.c" />
+    <ClCompile Include="..\..\..\lib\huff0.c" />
+    <ClCompile Include="..\..\..\lib\legacy\zstd_v01.c" />
     <ClCompile Include="..\..\..\lib\zstd.c" />
     <ClCompile Include="..\..\..\programs\datagen.c" />
     <ClCompile Include="..\..\..\programs\fullbench.c" />
@@ -167,6 +169,9 @@
   <ItemGroup>
     <ClInclude Include="..\..\..\lib\fse.h" />
     <ClInclude Include="..\..\..\lib\fse_static.h" />
+    <ClInclude Include="..\..\..\lib\huff0.h" />
+    <ClInclude Include="..\..\..\lib\huff0_static.h" />
+    <ClInclude Include="..\..\..\lib\legacy\zstd_v01.h" />
     <ClInclude Include="..\..\..\lib\zstd.h" />
     <ClInclude Include="..\..\..\lib\zstd_static.h" />
     <ClInclude Include="..\..\..\programs\datagen.h" />
diff --git a/visual/2012/fullbench/fullbench.vcxproj.filters b/visual/2012/fullbench/fullbench.vcxproj.filters
index 5890bd638..52555408e 100644
--- a/visual/2012/fullbench/fullbench.vcxproj.filters
+++ b/visual/2012/fullbench/fullbench.vcxproj.filters
@@ -27,6 +27,12 @@
     <ClCompile Include="..\..\..\programs\datagen.c">
       <Filter>Fichiers sources</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\lib\legacy\zstd_v01.c">
+      <Filter>Fichiers sources</Filter>
+    </ClCompile>
+    <ClCompile Include="..\..\..\lib\huff0.c">
+      <Filter>Fichiers sources</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\lib\fse.h">
@@ -44,5 +50,14 @@
     <ClInclude Include="..\..\..\programs\datagen.h">
       <Filter>Fichiers d%27en-tête</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\..\lib\legacy\zstd_v01.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\..\lib\huff0.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\..\lib\huff0_static.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/visual/2012/fuzzer/fuzzer.vcxproj b/visual/2012/fuzzer/fuzzer.vcxproj
index f80b3b85a..9cc2a2d44 100644
--- a/visual/2012/fuzzer/fuzzer.vcxproj
+++ b/visual/2012/fuzzer/fuzzer.vcxproj
@@ -68,7 +68,7 @@
   <PropertyGroup Label="UserMacros" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <LinkIncremental>true</LinkIncremental>
-    <IncludePath>$(SolutionDir)..\..\lib;$(VCInstallDir)include;$(VCInstallDir)atlmfc\include;$(WindowsSDK_IncludePath);</IncludePath>
+    <IncludePath>$(SolutionDir)..\..\lib;$(SolutionDir)..\..\lib\legacy;$(VCInstallDir)include;$(VCInstallDir)atlmfc\include;$(WindowsSDK_IncludePath);</IncludePath>
     <RunCodeAnalysis>true</RunCodeAnalysis>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
@@ -160,6 +160,8 @@
   </ItemDefinitionGroup>
   <ItemGroup>
     <ClCompile Include="..\..\..\lib\fse.c" />
+    <ClCompile Include="..\..\..\lib\huff0.c" />
+    <ClCompile Include="..\..\..\lib\legacy\zstd_v01.c" />
     <ClCompile Include="..\..\..\lib\zstd.c" />
     <ClCompile Include="..\..\..\programs\datagen.c" />
     <ClCompile Include="..\..\..\programs\fuzzer.c" />
@@ -168,6 +170,9 @@
   <ItemGroup>
     <ClInclude Include="..\..\..\lib\fse.h" />
     <ClInclude Include="..\..\..\lib\fse_static.h" />
+    <ClInclude Include="..\..\..\lib\huff0.h" />
+    <ClInclude Include="..\..\..\lib\huff0_static.h" />
+    <ClInclude Include="..\..\..\lib\legacy\zstd_v01.h" />
     <ClInclude Include="..\..\..\lib\zstd.h" />
     <ClInclude Include="..\..\..\lib\zstd_static.h" />
     <ClInclude Include="..\..\..\programs\datagen.h" />
diff --git a/visual/2012/fuzzer/fuzzer.vcxproj.filters b/visual/2012/fuzzer/fuzzer.vcxproj.filters
index 6bc481a67..45e7a6d97 100644
--- a/visual/2012/fuzzer/fuzzer.vcxproj.filters
+++ b/visual/2012/fuzzer/fuzzer.vcxproj.filters
@@ -30,6 +30,12 @@
     <ClCompile Include="..\..\..\programs\datagen.c">
       <Filter>Fichiers sources</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\lib\legacy\zstd_v01.c">
+      <Filter>Fichiers sources</Filter>
+    </ClCompile>
+    <ClCompile Include="..\..\..\lib\huff0.c">
+      <Filter>Fichiers sources</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\lib\fse.h">
@@ -50,5 +56,14 @@
     <ClInclude Include="..\..\..\programs\datagen.h">
       <Filter>Fichiers d%27en-tête</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\..\lib\legacy\zstd_v01.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\..\lib\huff0.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\..\lib\huff0_static.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/visual/2012/zstd/zstd.vcxproj b/visual/2012/zstd/zstd.vcxproj
index 18e9824ca..531c4e8ff 100644
--- a/visual/2012/zstd/zstd.vcxproj
+++ b/visual/2012/zstd/zstd.vcxproj
@@ -20,6 +20,8 @@
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\..\..\lib\fse.c" />
+    <ClCompile Include="..\..\..\lib\huff0.c" />
+    <ClCompile Include="..\..\..\lib\legacy\zstd_v01.c" />
     <ClCompile Include="..\..\..\lib\zstd.c" />
     <ClCompile Include="..\..\..\programs\bench.c" />
     <ClCompile Include="..\..\..\programs\fileio.c" />
@@ -29,6 +31,9 @@
   <ItemGroup>
     <ClInclude Include="..\..\..\lib\fse.h" />
     <ClInclude Include="..\..\..\lib\fse_static.h" />
+    <ClInclude Include="..\..\..\lib\huff0.h" />
+    <ClInclude Include="..\..\..\lib\huff0_static.h" />
+    <ClInclude Include="..\..\..\lib\legacy\zstd_v01.h" />
     <ClInclude Include="..\..\..\lib\zstd.h" />
     <ClInclude Include="..\..\..\lib\zstd_static.h" />
     <ClInclude Include="..\..\..\programs\bench.h" />
@@ -85,7 +90,7 @@
   <PropertyGroup Label="UserMacros" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <LinkIncremental>true</LinkIncremental>
-    <IncludePath>$(SolutionDir)..\..\lib;$(VCInstallDir)include;$(VCInstallDir)atlmfc\include;$(WindowsSDK_IncludePath);</IncludePath>
+    <IncludePath>$(SolutionDir)..\..\lib;$(SolutionDir)..\..\lib\legacy;$(VCInstallDir)include;$(VCInstallDir)atlmfc\include;$(WindowsSDK_IncludePath);</IncludePath>
     <RunCodeAnalysis>true</RunCodeAnalysis>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
diff --git a/visual/2012/zstd/zstd.vcxproj.filters b/visual/2012/zstd/zstd.vcxproj.filters
index d93bbf535..cc5950b7e 100644
--- a/visual/2012/zstd/zstd.vcxproj.filters
+++ b/visual/2012/zstd/zstd.vcxproj.filters
@@ -33,6 +33,12 @@
     <ClCompile Include="..\..\..\programs\zstdcli.c">
       <Filter>Fichiers sources</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\lib\legacy\zstd_v01.c">
+      <Filter>Fichiers sources</Filter>
+    </ClCompile>
+    <ClCompile Include="..\..\..\lib\huff0.c">
+      <Filter>Fichiers sources</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\lib\fse.h">
@@ -56,5 +62,14 @@
     <ClInclude Include="..\..\..\programs\xxhash.h">
       <Filter>Fichiers d%27en-tête</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\..\lib\legacy\zstd_v01.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\..\lib\huff0.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\..\lib\huff0_static.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file