diff --git a/libzip.vcxproj b/libzip.vcxproj
index ace5b7b..0cb617e 100644
--- a/libzip.vcxproj
+++ b/libzip.vcxproj
@@ -130,6 +130,10 @@ copy $(TargetPath) \EgtProg\DllD32</Command>
       <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE; _CRT_SECURE_NO_WARNINGS; _CRT_NONSTDC_NO_DEPRECATE ; %(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <AdditionalIncludeDirectories>/EgtDev/Extern/zlib/Include; Include_x32</AdditionalIncludeDirectories>
+      <EnableEnhancedInstructionSet>StreamingSIMDExtensions2</EnableEnhancedInstructionSet>
+      <InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <OmitFramePointers>true</OmitFramePointers>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -183,6 +187,10 @@ copy $(TargetPath) \EgtProg\DllD64</Command>
       <AdditionalIncludeDirectories>
       </AdditionalIncludeDirectories>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <OmitFramePointers>true</OmitFramePointers>
+      <EnableEnhancedInstructionSet>AdvancedVectorExtensions2</EnableEnhancedInstructionSet>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>