diff --git a/Directory.Build.targets b/Directory.Build.targets
index 70f95289194d..27631f686625 100644
--- a/Directory.Build.targets
+++ b/Directory.Build.targets
@@ -29,7 +29,7 @@
     <PackageBrandingVersion>$(VersionPrefix)</PackageBrandingVersion>
     <PackageBrandingVersion Condition=" '$(VersionSuffix)' != '' ">$(PackageBrandingVersion) $(BrandingVersionSuffix.Trim())</PackageBrandingVersion>
 
-    <SiteExtensionSuffix>$(VersionPrefix)</SiteExtensionSuffix>
+    <SiteExtensionPackageVersion>$(VersionPrefix)</SiteExtensionPackageVersion>
     <SiteExtensionPackageVersion Condition=" '$(VersionSuffix)' != '' ">$(VersionPrefix)-$(VersionSuffix.Replace('.','-'))</SiteExtensionPackageVersion>
 
     <PackageVersion Condition=" '$(PackageVersion)' == '' ">$(Version)</PackageVersion>
diff --git a/eng/Build.props b/eng/Build.props
index a118a30f2066..7547b6afd6ba 100644
--- a/eng/Build.props
+++ b/eng/Build.props
@@ -139,6 +139,7 @@
                           $(RepoRoot)src\Servers\**\*.csproj;
                           $(RepoRoot)src\Security\**\*.*proj;
                           $(RepoRoot)src\SiteExtensions\Microsoft.Web.Xdt.Extensions\**\*.csproj;
+                          $(RepoRoot)src\SiteExtensions\LoggingAggregate\test\**\*.csproj;
                           $(RepoRoot)src\Shared\**\*.*proj;
                           $(RepoRoot)src\Tools\**\*.*proj;
                           $(RepoRoot)src\Middleware\**\*.csproj;
diff --git a/src/SiteExtensions/LoggingAggregate/src/Microsoft.AspNetCore.AzureAppServices.SiteExtension/Microsoft.AspNetCore.AzureAppServices.SiteExtension.csproj b/src/SiteExtensions/LoggingAggregate/src/Microsoft.AspNetCore.AzureAppServices.SiteExtension/Microsoft.AspNetCore.AzureAppServices.SiteExtension.csproj
index b0ecbfc69b12..5838802bccbe 100644
--- a/src/SiteExtensions/LoggingAggregate/src/Microsoft.AspNetCore.AzureAppServices.SiteExtension/Microsoft.AspNetCore.AzureAppServices.SiteExtension.csproj
+++ b/src/SiteExtensions/LoggingAggregate/src/Microsoft.AspNetCore.AzureAppServices.SiteExtension/Microsoft.AspNetCore.AzureAppServices.SiteExtension.csproj
@@ -26,6 +26,9 @@
   <ItemGroup>
     <Reference Include="Microsoft.AspNetCore.AzureAppServices.SiteExtension.2.1" Version="$(MicrosoftAspNetCoreAzureAppServicesSiteExtension21PackageVersion)" PrivateAssets="All" />
     <Reference Include="Microsoft.AspNetCore.AzureAppServices.SiteExtension.2.2" Version="$(MicrosoftAspNetCoreAzureAppServicesSiteExtension22PackageVersion)" PrivateAssets="All" />
+    <!-- When updating this add the previous SiteExtension(s) to the list above -->
+    <PackageReference Include="Microsoft.AspNetCore.AzureAppServices.SiteExtension.3.0.x64" Version="$(PackageVersion)-$(_PreReleaseLabel)" PrivateAssets="All" />
+    <PackageReference Include="Microsoft.AspNetCore.AzureAppServices.SiteExtension.3.0.x86" Version="$(PackageVersion)-$(_PreReleaseLabel)" PrivateAssets="All" />
   </ItemGroup>
 
   <ItemGroup>
@@ -47,6 +50,9 @@
       <Output TaskParameter="TargetOutputs" ItemName="_ResolvedPackageVersionInfo" />
     </MSBuild>
 
+    <!-- This will copy the Microsoft.AspNetCore.AzureAppServices.HostingStartup.deps.json file -->
+    <!-- I think we only technically need one of these and the other one produces a warning about trying to copy an already existing file -->
+    <!-- But it might be safer to leave it in case there is ever architecture specific files that need to be copied. -->
     <ItemGroup>
       <PackageReference Include="Microsoft.AspNetCore.AzureAppServices.SiteExtension.3.0.x86"
           Version="%(_ResolvedPackageVersionInfo.PackageVersion)"
diff --git a/src/SiteExtensions/LoggingAggregate/test/Microsoft.AspNetCore.AzureAppServices.SiteExtension.Tests/TransformTest.cs b/src/SiteExtensions/LoggingAggregate/test/Microsoft.AspNetCore.AzureAppServices.SiteExtension.Tests/TransformTest.cs
index 148048380490..6e933e4fe7c2 100644
--- a/src/SiteExtensions/LoggingAggregate/test/Microsoft.AspNetCore.AzureAppServices.SiteExtension.Tests/TransformTest.cs
+++ b/src/SiteExtensions/LoggingAggregate/test/Microsoft.AspNetCore.AzureAppServices.SiteExtension.Tests/TransformTest.cs
@@ -31,7 +31,7 @@ public void Transform_EmptyConfig_Added(string configFile)
             var depsElement = envNode.FirstChild;
             Assert.Equal("add", depsElement.Name);
             Assert.Equal("DOTNET_ADDITIONAL_DEPS", depsElement.Attributes["name"].Value);
-            Assert.Equal($@"{XdtExtensionPath}\additionalDeps\Microsoft.AspNetCore.AzureAppServices.HostingStartup\;" +
+            Assert.Equal($@"{XdtExtensionPath}\additionalDeps\;{XdtExtensionPath}\additionalDeps\Microsoft.AspNetCore.AzureAppServices.HostingStartup\;" +
                          @"%ProgramFiles%\dotnet\additionalDeps\Microsoft.AspNetCore.AzureAppServices.HostingStartup\",
                 depsElement.Attributes["value"].Value);
 
@@ -62,7 +62,7 @@ public void Transform_ExistingValue_AppendsValue()
             Assert.Equal("add", depsElement.Name);
             Assert.Equal("DOTNET_ADDITIONAL_DEPS", depsElement.Attributes["name"].Value);
             Assert.Equal(@"ExistingValue1;"+
-                         $@"{XdtExtensionPath}\additionalDeps\Microsoft.AspNetCore.AzureAppServices.HostingStartup\;" +
+                         $@"{XdtExtensionPath}\additionalDeps\;{XdtExtensionPath}\additionalDeps\Microsoft.AspNetCore.AzureAppServices.HostingStartup\;" +
                          @"%ProgramFiles%\dotnet\additionalDeps\Microsoft.AspNetCore.AzureAppServices.HostingStartup\",
                 depsElement.Attributes["value"].Value);
 
diff --git a/src/SiteExtensions/Sdk/SiteExtension.targets b/src/SiteExtensions/Sdk/SiteExtension.targets
index b997778a8996..8f97ec4ec17f 100644
--- a/src/SiteExtensions/Sdk/SiteExtension.targets
+++ b/src/SiteExtensions/Sdk/SiteExtension.targets
@@ -50,8 +50,9 @@
         Project="$(_DepsOutputDirectory)%(HostingStartupPackageReference.Identity)\HostingStartup.csproj"
         DepsFile="$(_DepsOutputDirectory)%(HostingStartupPackageReference.Identity)\p\HostingStartup.deps.json"
         TrimmedDepsFile="$(_DepsOutputDirectory)%(HostingStartupPackageReference.Identity)\%(HostingStartupPackageReference.Identity).deps.json"
-        PackagePath="$(_BasePackagePath)\shared\Microsoft.AspNetCore.App\$(MicrosoftAspNetCoreAppPackageVersion)\"
+        PackagePath="$(_BasePackagePath)\shared\Microsoft.AspNetCore.App\$(AspNetCoreMajorMinorVersion).0\"
          />
+         <!-- Always use Major.Minor.0 so that if we have to produce a new SiteExtension during a patch build it will still work for non-patch runtimes. i.e. 3.0.0 dotnet will search for 3.0.0 and below and wouldn't find a 3.0.1 folder path -->
     </ItemGroup>
     <MakeDir Directories="$(_DepsOutputDirectory)" />