diff --git a/Makefile b/Makefile
index 2620d7c9a0f020ed49add537ec97fa5abca64fd7..98dabb3f3da90dc7a66aebde6bb7399f03b16ff8 100644
--- a/Makefile
+++ b/Makefile
@@ -3154,6 +3154,7 @@ LIBGRPC_TEST_UTIL_SRC = \
     src/core/lib/transport/metadata.c \
     src/core/lib/transport/metadata_batch.c \
     src/core/lib/transport/static_metadata.c \
+    src/core/lib/transport/timeout_encoding.c \
     src/core/lib/transport/transport.c \
     src/core/lib/transport/transport_op_string.c \
 
diff --git a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj
index cfa29d0c02a6d3e09e34f39e7f24d4ea0a31dbf7..84a71d217d9f4c651fd4ca5b4e88d7d888a87c09 100644
--- a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj
+++ b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj
@@ -266,6 +266,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\metadata.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\metadata_batch.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\static_metadata.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\timeout_encoding.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\transport.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\transport_impl.h" />
   </ItemGroup>
@@ -476,6 +477,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\static_metadata.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\timeout_encoding.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\transport.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\transport_op_string.c">
diff --git a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters
index 913774d71e0aab13cfedafa4608cb981bd70cd51..18fe9264057ccf5500e6507504c41054ce322174 100644
--- a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters
@@ -310,6 +310,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\static_metadata.c">
       <Filter>src\core\lib\transport</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\timeout_encoding.c">
+      <Filter>src\core\lib\transport</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\transport\transport.c">
       <Filter>src\core\lib\transport</Filter>
     </ClCompile>
@@ -671,6 +674,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\static_metadata.h">
       <Filter>src\core\lib\transport</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\timeout_encoding.h">
+      <Filter>src\core\lib\transport</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\transport\transport.h">
       <Filter>src\core\lib\transport</Filter>
     </ClInclude>