diff --git a/cli/cli.vcxproj b/cli/cli.vcxproj
index 0c226b88b..64316ec4e 100644
--- a/cli/cli.vcxproj
+++ b/cli/cli.vcxproj
@@ -247,6 +247,7 @@
       <DisableSpecificWarnings>4251;4512</DisableSpecificWarnings>
       <DebugInformationFormat>
       </DebugInformationFormat>
+      <MultiProcessorCompilation>true</MultiProcessorCompilation>
     </ClCompile>
     <Link>
       <AdditionalDependencies>shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
@@ -308,6 +309,7 @@
       <DisableSpecificWarnings>4251;4512</DisableSpecificWarnings>
       <DebugInformationFormat>
       </DebugInformationFormat>
+      <MultiProcessorCompilation>true</MultiProcessorCompilation>
     </ClCompile>
     <Link>
       <AdditionalDependencies>shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
diff --git a/test/testrunner.vcxproj b/test/testrunner.vcxproj
index acd7c72f3..8dbb61768 100644
--- a/test/testrunner.vcxproj
+++ b/test/testrunner.vcxproj
@@ -207,6 +207,7 @@
       <DisableSpecificWarnings>4251;4512</DisableSpecificWarnings>
       <DebugInformationFormat>
       </DebugInformationFormat>
+      <MultiProcessorCompilation>true</MultiProcessorCompilation>
     </ClCompile>
     <Link>
       <AdditionalDependencies>shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
@@ -235,9 +236,9 @@
       <StringPooling>true</StringPooling>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <DisableSpecificWarnings>4251;4512</DisableSpecificWarnings>
-      <WholeProgramOptimization>false</WholeProgramOptimization>
       <DebugInformationFormat>
       </DebugInformationFormat>
+      <MultiProcessorCompilation>true</MultiProcessorCompilation>
     </ClCompile>
     <Link>
       <AdditionalDependencies>shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>