diff --git a/Directory.Packages.props b/Directory.Packages.props
index 488f1c5..4b26c24 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -6,7 +6,7 @@
 <Project>
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
-    <MicrosoftBuildPackageVersion>17.12.6</MicrosoftBuildPackageVersion>
+    <MicrosoftBuildPackageVersion>17.14.0-preview-24624-01</MicrosoftBuildPackageVersion>
     <MicrosoftBuildPackageVersion Condition="'$(TargetFramework)' == 'net8.0'">17.11.4</MicrosoftBuildPackageVersion>
     <SystemConfigurationConfigurationManagerPackageVersion>9.0.0</SystemConfigurationConfigurationManagerPackageVersion>
     <MicrosoftExtensionsFileSystemGlobbingPackageVersion>8.0.0</MicrosoftExtensionsFileSystemGlobbingPackageVersion>
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 7b87a61..5efd4b2 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -1,126 +1,108 @@
-resources:
-- repo: self
-
-variables:
-  ArtifactsDirectoryName: 'artifacts'
-  BuildConfiguration: 'Debug'
-  BuildPlatform: 'Any CPU'
-  MSBuildArgs: '"/Property:Platform=$(BuildPlatform);Configuration=$(BuildConfiguration)"'
-  SignType: 'Test'
-  # Not using "--channel 10.0 --quality daily", see https://github.com/microsoft/slngen/issues/456
-  DotNet10InstallArgs: '-version 10.0.100-alpha.1.25074.9'
-
-trigger:
-  batch: 'true'
-  branches:
-    include:
-    - 'main'
-    - 'rel/*'
-  paths:
-    exclude:
-    - '*.md'
-pr:
-  branches:
-    include:
-    - 'main'
-    - 'rel/*'
-  paths:
-    exclude:
-    - '*.md'
-
-jobs:
-- job: BuildAndTest
-  strategy:
-    matrix:
-      Windows:
-        vmImage: windows-latest
-        osName: Windows
-      Linux:
-        vmImage: ubuntu-latest
-        osName: Linux
-      MacOS:
-        vmImage: macOS-latest
-        osName: MacOS
-  displayName: 'Build and Test'
-  pool:
-    vmImage: $(vmImage)
-  steps:
-  - task: UseDotNet@2
-    displayName: 'Install .NET 8.x'
-    inputs:
-      version: '8.x'
-
-  - task: UseDotNet@2
-    displayName: 'Install .NET 9.x'
-    inputs:
-      version: '9.x'
-
-  - script: |
-      powershell -NoProfile -ExecutionPolicy unrestricted -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; &([scriptblock]::Create((Invoke-WebRequest -UseBasicParsing 'https://dot.net/v1/dotnet-install.ps1'))) $(DotNet10InstallArgs) -InstallDir C:\hostedtoolcache\windows\dotnet"
-      dotnet --info
-    displayName: 'Install .NET 10.x (Windows)'
-    condition: eq(variables.osName, 'Windows')
-
-  - script: |
-      curl -sSL https://dot.net/v1/dotnet-install.sh | bash /dev/stdin $(DotNet10InstallArgs) --install-dir /opt/hostedtoolcache/dotnet
-      dotnet --info
-    displayName: 'Install .NET 10.x (Linux)'
-    condition: eq(variables.osName, 'Linux')
-
-  - script: |
-      curl -sSL https://dot.net/v1/dotnet-install.sh | bash /dev/stdin $(DotNet10InstallArgs) --install-dir /Users/runner/hostedtoolcache/dotnet
-      dotnet --info
-    displayName: 'Install .NET 10.x (MacOS)'
-    condition: eq(variables.osName, 'MacOS')
-
-  - task: VSBuild@1
-    displayName: 'Build (Visual Studio)'
-    inputs:
-      msbuildArgs: '$(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/build.binlog"'
-    condition: eq(variables.osName, 'Windows')
-
-  - task: DotNetCoreCLI@2
-    displayName: 'Build (dotnet)'
-    inputs:
-      command: 'build'
-      arguments: '$(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/build.binlog"'
-    condition: ne(variables.osName, 'Windows')
-
-  - task: DotNetCoreCLI@2
-    displayName: 'Run Unit Tests (.NET Framework v4.7.2)'
-    inputs:
-      command: 'test'
-      arguments: '--no-restore --no-build --framework net472 /noautorsp $(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/test-net472.binlog"'
-      testRunTitle: '$(osName) .NET Framework v4.7.2'
-    condition: and(succeededOrFailed(), eq(variables.osName, 'Windows'))
-
-  - task: DotNetCoreCLI@2
-    displayName: 'Run Unit Tests (.NET 8)'
-    inputs:
-      command: 'test'
-      arguments: '--no-restore --no-build --framework net8.0 /noautorsp $(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/test-net8.0.binlog"'
-      testRunTitle: '$(osName) .NET 8.0'
-    condition: succeededOrFailed()
-
-  - task: DotNetCoreCLI@2
-    displayName: 'Run Unit Tests (.NET 9)'
-    inputs:
-      command: 'test'
-      arguments: '--no-restore --no-build --framework net9.0 /noautorsp $(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/test-net9.0.binlog"'
-      testRunTitle: '$(osName) .NET 9.0'
-    condition: succeededOrFailed()
-
-  - task: DotNetCoreCLI@2
-    displayName: 'Run Unit Tests (.NET 10)'
-    inputs:
-      command: 'test'
-      arguments: '--no-restore --no-build --framework net10.0 /noautorsp $(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/test-net10.0.binlog"'
-      testRunTitle: '$(osName) .NET 10.0'
-    condition: succeededOrFailed()
-
-  - task: PublishBuildArtifacts@1
-    displayName: 'Publish Artifacts'
-    inputs:
-      PathtoPublish: '$(ArtifactsDirectoryName)'
-      ArtifactName: $(ArtifactsDirectoryName)-$(osName)
-    condition: always()
+resources:
+- repo: self
+
+variables:
+  ArtifactsDirectoryName: 'artifacts'
+  BuildConfiguration: 'Debug'
+  BuildPlatform: 'Any CPU'
+  MSBuildArgs: '"/Property:Platform=$(BuildPlatform);Configuration=$(BuildConfiguration)"'
+  SignType: 'Test'
+  # Not using "--channel 10.0 --quality daily", see https://github.com/microsoft/slngen/issues/456
+  DotNet10InstallArgs: '-version 10.0.100-alpha.1.24571.14'
+
+trigger:
+  batch: 'true'
+  branches:
+    include:
+    - 'main'
+    - 'rel/*'
+  paths:
+    exclude:
+    - '*.md'
+pr:
+  branches:
+    include:
+    - 'main'
+    - 'rel/*'
+  paths:
+    exclude:
+    - '*.md'
+
+jobs:
+- job: BuildAndTest
+  strategy:
+    matrix:
+      Windows:
+        vmImage: windows-latest
+        osName: Windows
+  displayName: 'Build and Test'
+  pool:
+    vmImage: $(vmImage)
+  steps:
+  - task: UseDotNet@2
+    displayName: 'Install .NET 8.x'
+    inputs:
+      version: '8.x'
+
+  - task: UseDotNet@2
+    displayName: 'Install .NET 9.x'
+    inputs:
+      version: '9.x'
+
+  - script: |
+      powershell -NoProfile -ExecutionPolicy unrestricted -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; &([scriptblock]::Create((Invoke-WebRequest -UseBasicParsing 'https://dot.net/v1/dotnet-install.ps1'))) $(DotNet10InstallArgs) -InstallDir C:\hostedtoolcache\windows\dotnet"
+      dotnet --info
+    displayName: 'Install .NET 10.x (Windows)'
+    condition: eq(variables.osName, 'Windows')
+
+  - task: VSBuild@1
+    displayName: 'Build (Visual Studio)'
+    inputs:
+      msbuildArgs: '$(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/build.binlog"'
+    condition: eq(variables.osName, 'Windows')
+
+  - task: DotNetCoreCLI@2
+    displayName: 'Build (dotnet)'
+    inputs:
+      command: 'build'
+      arguments: '$(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/build.binlog"'
+    condition: ne(variables.osName, 'Windows')
+
+  - task: DotNetCoreCLI@2
+    displayName: 'Run Unit Tests (.NET Framework v4.7.2)'
+    inputs:
+      command: 'test'
+      arguments: '--no-restore --no-build --framework net472 /noautorsp $(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/test-net472.binlog"'
+      testRunTitle: '$(osName) .NET Framework v4.7.2'
+    condition: and(succeededOrFailed(), eq(variables.osName, 'Windows'))
+
+  - task: DotNetCoreCLI@2
+    displayName: 'Run Unit Tests (.NET 8)'
+    inputs:
+      command: 'test'
+      arguments: '--no-restore --no-build --framework net8.0 /noautorsp $(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/test-net8.0.binlog"'
+      testRunTitle: '$(osName) .NET 8.0'
+    condition: succeededOrFailed()
+
+  - task: DotNetCoreCLI@2
+    displayName: 'Run Unit Tests (.NET 9)'
+    inputs:
+      command: 'test'
+      arguments: '--no-restore --no-build --framework net9.0 /noautorsp $(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/test-net9.0.binlog"'
+      testRunTitle: '$(osName) .NET 9.0'
+    condition: succeededOrFailed()
+
+  - task: DotNetCoreCLI@2
+    displayName: 'Run Unit Tests (.NET 10)'
+    inputs:
+      command: 'test'
+      arguments: '--no-restore --no-build --framework net10.0 /noautorsp $(MSBuildArgs) "/BinaryLogger:$(ArtifactsDirectoryName)/test-net10.0.binlog"'
+      testRunTitle: '$(osName) .NET 10.0'
+    condition: succeededOrFailed()
+
+  - task: PublishBuildArtifacts@1
+    displayName: 'Publish Artifacts'
+    inputs:
+      PathtoPublish: '$(ArtifactsDirectoryName)'
+      ArtifactName: $(ArtifactsDirectoryName)-$(osName)
+    condition: always()
diff --git a/src/Microsoft.VisualStudio.SlnGen.UnitTests/SlnFileTests.cs b/src/Microsoft.VisualStudio.SlnGen.UnitTests/SlnFileTests.cs
index 06fabb9..bb2f1aa 100644
--- a/src/Microsoft.VisualStudio.SlnGen.UnitTests/SlnFileTests.cs
+++ b/src/Microsoft.VisualStudio.SlnGen.UnitTests/SlnFileTests.cs
@@ -1538,7 +1538,7 @@ private string GetProjectGuid(Project project)
 
         private ProjectInSolution GetSolutionFolderByName(SolutionFile solutionFile, string name)
         {
-#if NET10_0_OR_GREATER
+#if NET9_0_OR_GREATER
             // In MSBuild 17.13 and above, solution folders are stored in a private property and not included in ProjectsInOrder
             PropertyInfo solutionFoldersByGuidProperty = typeof(SolutionFile).GetProperty("SolutionFoldersByGuid", BindingFlags.Instance | BindingFlags.NonPublic);