diff --git a/visual/2013/zstd/zstd.vcxproj b/visual/2013/zstd/zstd.vcxproj
index 2ab12858b..1c3f0d1f2 100644
--- a/visual/2013/zstd/zstd.vcxproj
+++ b/visual/2013/zstd/zstd.vcxproj
@@ -24,6 +24,7 @@
     <ClCompile Include="..\..\..\lib\legacy\zstd_v01.c" />
     <ClCompile Include="..\..\..\lib\legacy\zstd_v02.c" />
     <ClCompile Include="..\..\..\lib\legacy\zstd_v03.c" />
+    <ClCompile Include="..\..\..\lib\legacy\zstd_v04.c" />
     <ClCompile Include="..\..\..\lib\zstd_buffered.c" />
     <ClCompile Include="..\..\..\lib\zstd_compress.c" />
     <ClCompile Include="..\..\..\lib\zstd_decompress.c" />
@@ -43,6 +44,7 @@
     <ClInclude Include="..\..\..\lib\legacy\zstd_v01.h" />
     <ClInclude Include="..\..\..\lib\legacy\zstd_v02.h" />
     <ClInclude Include="..\..\..\lib\legacy\zstd_v03.h" />
+    <ClInclude Include="..\..\..\lib\legacy\zstd_v04.h" />
     <ClInclude Include="..\..\..\lib\zstd.h" />
     <ClInclude Include="..\..\..\lib\zstd_buffered.h" />
     <ClInclude Include="..\..\..\lib\zstd_buffered_static.h" />
diff --git a/visual/2013/zstd/zstd.vcxproj.filters b/visual/2013/zstd/zstd.vcxproj.filters
index 49bae357e..e8ab9fe58 100644
--- a/visual/2013/zstd/zstd.vcxproj.filters
+++ b/visual/2013/zstd/zstd.vcxproj.filters
@@ -57,6 +57,9 @@
     <ClCompile Include="..\..\..\programs\datagen.c">
       <Filter>Fichiers sources</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\lib\legacy\zstd_v04.c">
+      <Filter>Fichiers sources</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\lib\fse.h">
@@ -113,5 +116,8 @@
     <ClInclude Include="..\..\..\programs\datagen.h">
       <Filter>Fichiers d%27en-tête</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\..\lib\legacy\zstd_v04.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file