diff --git a/build/VStudio/installer/Product.wxs b/build/VStudio/installer/Product.wxs
index 2b74c95d..cefbfa1c 100644
--- a/build/VStudio/installer/Product.wxs
+++ b/build/VStudio/installer/Product.wxs
@@ -21,7 +21,7 @@
         <MajorUpgrade
             Disallow="no"
             AllowDowngrades="no"
-            AllowSameVersionUpgrades="no"
+            AllowSameVersionUpgrades="yes"
             DowngradeErrorMessage="A newer version of $(var.MyProductName) is already installed." />
         <Media Id="1" Cabinet="$(var.MyProductName).cab" EmbedCab="yes" />
 
diff --git a/build/VStudio/installer/winfsp_msi.wixproj b/build/VStudio/installer/winfsp_msi.wixproj
index 91264b5a..4e8542e7 100644
--- a/build/VStudio/installer/winfsp_msi.wixproj
+++ b/build/VStudio/installer/winfsp_msi.wixproj
@@ -20,7 +20,7 @@
     <SuppressAllWarnings>False</SuppressAllWarnings>
     <Pedantic>True</Pedantic>
     <SuppressPdbOutput>True</SuppressPdbOutput>
-    <SuppressIces>ICE30</SuppressIces>
+    <SuppressIces>ICE30;ICE61</SuppressIces>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|x86' ">
     <OutputPath>$(SolutionDir)build\$(Configuration)\</OutputPath>
@@ -29,7 +29,7 @@
     <SuppressAllWarnings>False</SuppressAllWarnings>
     <Pedantic>True</Pedantic>
     <SuppressPdbOutput>True</SuppressPdbOutput>
-    <SuppressIces>ICE30</SuppressIces>
+    <SuppressIces>ICE30;ICE61</SuppressIces>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="Product.wxs" />