diff --git a/win32/openssl.vcxproj b/win32/openssl.vcxproj
index 0fef964e8..03b30c323 100644
--- a/win32/openssl.vcxproj
+++ b/win32/openssl.vcxproj
@@ -22,7 +22,7 @@
     <VCProjectVersion>15.0</VCProjectVersion>
     <ProjectGuid>{5661EB2A-7AE6-4C1A-864B-FDDD32F3D45A}</ProjectGuid>
     <RootNamespace>openssl</RootNamespace>
-    <WindowsTargetPlatformVersion>10.0.15063.0</WindowsTargetPlatformVersion>
+    <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">