diff --git a/extra/yassl/taocrypt/taocrypt.vcproj b/extra/yassl/taocrypt/taocrypt.vcproj
index 603fafd4090..7eef7b82db7 100755
--- a/extra/yassl/taocrypt/taocrypt.vcproj
+++ b/extra/yassl/taocrypt/taocrypt.vcproj
@@ -396,6 +396,27 @@
 						PreprocessorDefinitions=""/>
 				</FileConfiguration>
 			</File>
+			<File
+				RelativePath="src\md4.cpp">
+				<FileConfiguration
+					Name="Debug|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="0"
+						AdditionalIncludeDirectories=""
+						PreprocessorDefinitions=""
+						BasicRuntimeChecks="3"
+						BrowseInformation="1"/>
+				</FileConfiguration>
+				<FileConfiguration
+					Name="Release|Win32">
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="2"
+						AdditionalIncludeDirectories=""
+						PreprocessorDefinitions=""/>
+				</FileConfiguration>
+			</File>
 			<File
 				RelativePath="src\md5.cpp">
 				<FileConfiguration
@@ -571,6 +592,9 @@
 			<File
 				RelativePath="include\md2.hpp">
 			</File>
+			<File
+				RelativePath="include\md4.hpp">
+			</File>
 			<File
 				RelativePath="include\md5.hpp">
 			</File>