diff --git a/projects/Lurch.vcproj b/projects/Lurch.vcproj
index a46535fa2..bf930ef0f 100755
--- a/projects/Lurch.vcproj
+++ b/projects/Lurch.vcproj
@@ -240,6 +240,7 @@
 				PreprocessorDefinitions="NDEBUG;WIN32;_WINDOWS;__WINDOWS__;__WXMSW__;__WIN95__;__WIN32__;WINVER=0x0400;STRICT"
 				StringPooling="true"
 				RuntimeLibrary="0"
+				BufferSecurityCheck="true"
 				EnableFunctionLevelLinking="true"
 				PrecompiledHeaderFile="..\Release/ReleaseServers/Lurch.pch"
 				WarningLevel="3"
diff --git a/projects/ServerLib.vcproj b/projects/ServerLib.vcproj
index b2da42235..de3ba233c 100755
--- a/projects/ServerLib.vcproj
+++ b/projects/ServerLib.vcproj
@@ -112,7 +112,7 @@
 				RuntimeLibrary="0"
 				UsePrecompiledHeader="0"
 				WarningLevel="3"
-				Detect64BitPortabilityProblems="true"
+				Detect64BitPortabilityProblems="false"
 				DebugInformationFormat="3"
 			/>
 			<Tool