diff --git a/build/VS2008/fullbench/fullbench.vcproj b/build/VS2008/fullbench/fullbench.vcproj
index cd9391ece..ffb0a0157 100644
--- a/build/VS2008/fullbench/fullbench.vcproj
+++ b/build/VS2008/fullbench/fullbench.vcproj
@@ -372,6 +372,10 @@
 				RelativePath="..\..\..\lib\compress\zstd_compress_sequences.c"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstd_cwksp.c"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\compress\zstdmt_compress.c"
 				>
@@ -510,6 +514,10 @@
 				RelativePath="..\..\..\lib\compress\zstd_compress_sequences.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstd_cwksp.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\compress\zstd_fast.h"
 				>
diff --git a/build/VS2008/fuzzer/fuzzer.vcproj b/build/VS2008/fuzzer/fuzzer.vcproj
index 5f10bbe7a..c3875ec74 100644
--- a/build/VS2008/fuzzer/fuzzer.vcproj
+++ b/build/VS2008/fuzzer/fuzzer.vcproj
@@ -420,6 +420,10 @@
 				RelativePath="..\..\..\lib\compress\zstd_compress_sequences.c"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstd_cwksp.c"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\decompress\zstd_decompress.c"
 				>
@@ -546,6 +550,10 @@
 				RelativePath="..\..\..\lib\compress\zstd_compress_sequences.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstd_cwksp.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\compress\zstd_fast.h"
 				>
diff --git a/build/VS2008/zstd/zstd.vcproj b/build/VS2008/zstd/zstd.vcproj
index 34ccb6f41..5b57dde59 100644
--- a/build/VS2008/zstd/zstd.vcproj
+++ b/build/VS2008/zstd/zstd.vcproj
@@ -432,6 +432,10 @@
 				RelativePath="..\..\..\lib\compress\zstd_compress_sequences.c"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstd_ckwsp.c"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\decompress\zstd_decompress.c"
 				>
@@ -626,6 +630,10 @@
 				RelativePath="..\..\..\lib\compress\zstd_compress_sequences.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstd_cwksp.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\compress\zstd_fast.h"
 				>
diff --git a/build/VS2008/zstdlib/zstdlib.vcproj b/build/VS2008/zstdlib/zstdlib.vcproj
index be46d3517..e864b5fb0 100644
--- a/build/VS2008/zstdlib/zstdlib.vcproj
+++ b/build/VS2008/zstdlib/zstdlib.vcproj
@@ -404,6 +404,10 @@
 				RelativePath="..\..\..\lib\compress\zstd_compress_sequences.c"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstd_cwksp.c"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\compress\zstd_fast.c"
 				>
@@ -558,6 +562,10 @@
 				RelativePath="..\..\..\lib\compress\zstd_compress_sequences.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstd_cwksp.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\compress\zstd_fast.h"
 				>
diff --git a/build/VS2010/fullbench/fullbench.vcxproj b/build/VS2010/fullbench/fullbench.vcxproj
index 105c692b3..65e7ff787 100644
--- a/build/VS2010/fullbench/fullbench.vcxproj
+++ b/build/VS2010/fullbench/fullbench.vcxproj
@@ -169,6 +169,7 @@
     <ClCompile Include="..\..\..\lib\compress\zstd_compress.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress_literals.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress_sequences.c" />
+    <ClCompile Include="..\..\..\lib\compress\zstd_cwksp.c" />
     <ClCompile Include="..\..\..\lib\compress\zstdmt_compress.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_fast.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_double_fast.c" />
@@ -197,6 +198,7 @@
     <ClInclude Include="..\..\..\lib\compress\zstd_compress.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_compress_literals.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_compress_sequences.h" />
+    <ClInclude Include="..\..\..\lib\compress\zstd_cwksp.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_fast.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_double_fast.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_lazy.h" />
diff --git a/build/VS2010/fuzzer/fuzzer.vcxproj b/build/VS2010/fuzzer/fuzzer.vcxproj
index 7f7e404dc..e9b88a8a7 100644
--- a/build/VS2010/fuzzer/fuzzer.vcxproj
+++ b/build/VS2010/fuzzer/fuzzer.vcxproj
@@ -169,6 +169,7 @@
     <ClCompile Include="..\..\..\lib\compress\zstd_compress.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress_literals.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress_sequences.c" />
+    <ClCompile Include="..\..\..\lib\compress\zstd_cwksp.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_fast.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_double_fast.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_lazy.c" />
@@ -200,6 +201,7 @@
     <ClInclude Include="..\..\..\lib\compress\zstd_compress.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_compress_literals.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_compress_sequences.h" />
+    <ClInclude Include="..\..\..\lib\compress\zstd_cwksp.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_fast.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_double_fast.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_lazy.h" />
diff --git a/build/VS2010/libzstd-dll/libzstd-dll.vcxproj b/build/VS2010/libzstd-dll/libzstd-dll.vcxproj
index 840d1ec3b..4140879dd 100644
--- a/build/VS2010/libzstd-dll/libzstd-dll.vcxproj
+++ b/build/VS2010/libzstd-dll/libzstd-dll.vcxproj
@@ -33,6 +33,7 @@
     <ClCompile Include="..\..\..\lib\compress\zstd_compress.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress_literals.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress_sequences.c" />
+    <ClCompile Include="..\..\..\lib\compress\zstd_cwksp.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_fast.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_double_fast.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_lazy.c" />
@@ -82,6 +83,7 @@
     <ClInclude Include="..\..\..\lib\compress\zstd_compress.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_compress_literals.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_compress_sequences.h" />
+    <ClInclude Include="..\..\..\lib\compress\zstd_cwksp.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_fast.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_double_fast.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_lazy.h" />
diff --git a/build/VS2010/libzstd/libzstd.vcxproj b/build/VS2010/libzstd/libzstd.vcxproj
index b84d45b97..02690cef7 100644
--- a/build/VS2010/libzstd/libzstd.vcxproj
+++ b/build/VS2010/libzstd/libzstd.vcxproj
@@ -33,6 +33,7 @@
     <ClCompile Include="..\..\..\lib\compress\zstd_compress.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress_literals.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress_sequences.c" />
+    <ClCompile Include="..\..\..\lib\compress\zstd_cwksp.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_fast.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_double_fast.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_lazy.c" />
@@ -82,6 +83,7 @@
     <ClInclude Include="..\..\..\lib\compress\zstd_compress.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_compress_literals.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_compress_sequences.h" />
+    <ClInclude Include="..\..\..\lib\compress\zstd_cwksp.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_fast.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_double_fast.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_lazy.h" />
diff --git a/build/VS2010/zstd/zstd.vcxproj b/build/VS2010/zstd/zstd.vcxproj
index d65f55b37..2a21ba4cb 100644
--- a/build/VS2010/zstd/zstd.vcxproj
+++ b/build/VS2010/zstd/zstd.vcxproj
@@ -34,6 +34,7 @@
     <ClCompile Include="..\..\..\lib\compress\zstd_compress.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress_literals.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress_sequences.c" />
+    <ClCompile Include="..\..\..\lib\compress\zstd_cwksp.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_fast.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_double_fast.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_lazy.c" />
@@ -79,6 +80,7 @@
     <ClInclude Include="..\..\..\lib\compress\zstd_compress.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_compress_literals.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_compress_sequences.h" />
+    <ClInclude Include="..\..\..\lib\compress\zstd_cwksp.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_fast.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_double_fast.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_lazy.h" />