diff --git a/src/Servers/IIS/build/Build.Settings b/src/Servers/IIS/build/Build.Settings
index 6180860c51..c6fb45d338 100644
--- a/src/Servers/IIS/build/Build.Settings
+++ b/src/Servers/IIS/build/Build.Settings
@@ -25,6 +25,7 @@
        <PrecompiledHeader>Use</PrecompiledHeader>
        <TreatWarningAsError Condition="'$(TreatWarningsAsErrors)' != ''">true</TreatWarningAsError>
        <SDLCheck>true</SDLCheck>
+       <ControlFlowGuard>Guard</ControlFlowGuard>
        <StringPooling>true</StringPooling>
      </ClCompile>
      <Link>
@@ -88,4 +89,4 @@
     <AssemblyBuild>$(_TwoDigitYear)$(_ThreeDigitDayOfYear)</AssemblyBuild>
   </PropertyGroup>
 
- </Project>
\ No newline at end of file
+ </Project>