diff --git a/Cpp.Build.props b/Cpp.Build.props
index 9041973352..94f3f8a6f6 100644
--- a/Cpp.Build.props
+++ b/Cpp.Build.props
@@ -42,7 +42,7 @@
     <ClCompile>
       <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
       <WarningLevel>Level4</WarningLevel>
-      <DisableSpecificWarnings>26800;28251;4245;4389;4456;4457;4701;6387;4458;4505;4515;4459;4702;6031;6248;26451;28182;%(DisableSpecificWarnings)</DisableSpecificWarnings>
+      <DisableSpecificWarnings>26800;28251;4389;4456;4457;4701;6387;4458;4505;4515;4459;4702;6031;6248;26451;28182;%(DisableSpecificWarnings)</DisableSpecificWarnings>
       <DisableAnalyzeExternal >true</DisableAnalyzeExternal>
       <ExternalWarningLevel>TurnOffAllWarnings</ExternalWarningLevel>
       <ConformanceMode>false</ConformanceMode>
diff --git a/src/modules/fancyzones/FancyZonesTests/UnitTests/Util.cpp b/src/modules/fancyzones/FancyZonesTests/UnitTests/Util.cpp
index e113202da0..2c7a006c2d 100644
--- a/src/modules/fancyzones/FancyZonesTests/UnitTests/Util.cpp
+++ b/src/modules/fancyzones/FancyZonesTests/UnitTests/Util.cpp
@@ -81,7 +81,7 @@ DWORD WINAPI ThreadProc(LPVOID lpParam)
     MSG messages;
     Mocks::HwndCreator* creator = reinterpret_cast<Mocks::HwndCreator*>(lpParam);
     if (!creator)
-        return -1;
+        return static_cast<DWORD>(-1);
 
     if (RegisterDLLWindowClass((LPCWSTR)creator->getWindowClassName().c_str(), creator) != 0)
     {