diff --git a/mk/windows/vs2017-64/zetaglest.vcxproj b/mk/windows/vs2017-64/zetaglest.vcxproj
index 2cd3a3b59..931fa1e42 100644
--- a/mk/windows/vs2017-64/zetaglest.vcxproj
+++ b/mk/windows/vs2017-64/zetaglest.vcxproj
@@ -391,7 +391,7 @@
       <ExceptionHandling>Async</ExceptionHandling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
-      <EnableEnhancedInstructionSet>NoExtensions</EnableEnhancedInstructionSet>
+      <EnableEnhancedInstructionSet>NotSet</EnableEnhancedInstructionSet>
       <FloatingPointModel>Precise</FloatingPointModel>
       <ProgramDataBaseFileName>$(OutDir)$(TargetName).pdb</ProgramDataBaseFileName>
       <WarningLevel>Level3</WarningLevel>