diff --git a/luasocket.vcproj b/luasocket.vcproj
index f98c72c..6e2da8a 100644
--- a/luasocket.vcproj
+++ b/luasocket.vcproj
@@ -31,7 +31,7 @@
 				Name="VCCustomBuildTool"/>
 			<Tool
 				Name="VCLinkerTool"
-				OutputFile="$(OutDir)/luasocket.dll"
+				OutputFile="$(OutDir)/lsocket.dll"
 				LinkIncremental="2"
 				GenerateDebugInformation="TRUE"
 				ProgramDatabaseFile="$(OutDir)/luasocket.pdb"
@@ -79,7 +79,7 @@
 			<Tool
 				Name="VCLinkerTool"
 				AdditionalDependencies="ws2_32.lib"
-				OutputFile="$(OutDir)/luasocket.dll"
+				OutputFile="$(OutDir)/lsocket.dll"
 				LinkIncremental="1"
 				GenerateDebugInformation="TRUE"
 				SubSystem="2"
@@ -122,6 +122,9 @@
 			<File
 				RelativePath=".\buffer.c">
 			</File>
+			<File
+				RelativePath=".\compat-5.1.c">
+			</File>
 			<File
 				RelativePath=".\except.c">
 			</File>
diff --git a/mime.vcproj b/mime.vcproj
index 6e5ae36..51ce05e 100644
--- a/mime.vcproj
+++ b/mime.vcproj
@@ -31,7 +31,7 @@
 				Name="VCCustomBuildTool"/>
 			<Tool
 				Name="VCLinkerTool"
-				OutputFile="$(OutDir)/mime.dll"
+				OutputFile="$(OutDir)/lmime.dll"
 				LinkIncremental="2"
 				GenerateDebugInformation="TRUE"
 				ProgramDatabaseFile="$(OutDir)/mime.pdb"
@@ -78,7 +78,7 @@
 				Name="VCCustomBuildTool"/>
 			<Tool
 				Name="VCLinkerTool"
-				OutputFile="$(OutDir)/mime.dll"
+				OutputFile="$(OutDir)/lmime.dll"
 				LinkIncremental="1"
 				GenerateDebugInformation="TRUE"
 				SubSystem="2"
@@ -115,6 +115,9 @@
 			Name="Source Files"
 			Filter="cpp;c;cxx;def;odl;idl;hpj;bat;asm;asmx"
 			UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}">
+			<File
+				RelativePath=".\compat-5.1.c">
+			</File>
 			<File
 				RelativePath=".\mime.c">
 			</File>