diff --git a/System.IO.Ports/System.IO.Ports.nfproj b/System.IO.Ports/System.IO.Ports.nfproj
index c845444..026cdb7 100644
--- a/System.IO.Ports/System.IO.Ports.nfproj
+++ b/System.IO.Ports/System.IO.Ports.nfproj
@@ -57,12 +57,12 @@
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="mscorlib, Version=1.11.6.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.CoreLibrary.1.11.6-preview.2\lib\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=1.11.7.2, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.CoreLibrary.1.11.7\lib\mscorlib.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="nanoFramework.Runtime.Events, Version=1.9.2.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.Runtime.Events.1.9.2-preview.12\lib\nanoFramework.Runtime.Events.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.Runtime.Events.1.9.2-preview.14\lib\nanoFramework.Runtime.Events.dll</HintPath>
       <Private>True</Private>
     </Reference>
   </ItemGroup>
diff --git a/System.IO.Ports/packages.config b/System.IO.Ports/packages.config
index 9fe695c..1b7e6a8 100644
--- a/System.IO.Ports/packages.config
+++ b/System.IO.Ports/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="1.11.6-preview.2" targetFramework="netnanoframework10" />
-  <package id="nanoFramework.Runtime.Events" version="1.9.2-preview.12" targetFramework="netnanoframework10" />
+  <package id="nanoFramework.CoreLibrary" version="1.11.7" targetFramework="netnanoframework10" />
+  <package id="nanoFramework.Runtime.Events" version="1.9.2-preview.14" targetFramework="netnanoframework10" />
   <package id="Nerdbank.GitVersioning" version="3.4.194" developmentDependency="true" targetFramework="netnanoframework10" />
 </packages>
\ No newline at end of file
diff --git a/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj b/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj
index e4f4e05..9056ac8 100644
--- a/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj
+++ b/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj
@@ -38,8 +38,8 @@
     <ProjectReference Include="..\..\System.IO.Ports\System.IO.Ports.nfproj" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="mscorlib, Version=1.11.6.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.CoreLibrary.1.11.6-preview.2\lib\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=1.11.7.2, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.CoreLibrary.1.11.7\lib\mscorlib.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="nanoFramework.Hardware.Esp32, Version=1.3.4.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
@@ -47,19 +47,19 @@
       <Private>True</Private>
     </Reference>
     <Reference Include="nanoFramework.Runtime.Events, Version=1.9.2.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.Runtime.Events.1.9.2-preview.12\lib\nanoFramework.Runtime.Events.dll</HintPath>
+      <HintPath>..\..\packages\nanoFramework.Runtime.Events.1.9.2-preview.14\lib\nanoFramework.Runtime.Events.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="nanoFramework.System.Text, Version=1.1.2.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.System.Text.1.1.2-preview.12\lib\nanoFramework.System.Text.dll</HintPath>
+      <HintPath>..\..\packages\nanoFramework.System.Text.1.1.2-preview.14\lib\nanoFramework.System.Text.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="nanoFramework.TestFramework, Version=1.0.163.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.1.0.163\lib\nanoFramework.TestFramework.dll</HintPath>
+    <Reference Include="nanoFramework.TestFramework, Version=1.0.166.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.TestFramework.1.0.166\lib\nanoFramework.TestFramework.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="nanoFramework.UnitTestLauncher, Version=0.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.1.0.163\lib\nanoFramework.UnitTestLauncher.exe</HintPath>
+      <HintPath>..\..\packages\nanoFramework.TestFramework.1.0.166\lib\nanoFramework.UnitTestLauncher.exe</HintPath>
       <Private>True</Private>
     </Reference>
   </ItemGroup>
@@ -70,11 +70,11 @@
       <ProjectConfigurationsDeclaredAsItems />
     </ProjectCapabilities>
   </ProjectExtensions>
-  <Import Project="..\..\packages\nanoFramework.TestFramework.1.0.163\build\nanoFramework.TestFramework.targets" Condition="Exists('..\..\packages\nanoFramework.TestFramework.1.0.163\build\nanoFramework.TestFramework.targets')" />
+  <Import Project="..\..\packages\nanoFramework.TestFramework.1.0.166\build\nanoFramework.TestFramework.targets" Condition="Exists('..\..\packages\nanoFramework.TestFramework.1.0.166\build\nanoFramework.TestFramework.targets')" />
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Enable NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105.The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('..\..\packages\nanoFramework.TestFramework.1.0.163\build\nanoFramework.TestFramework.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\nanoFramework.TestFramework.1.0.163\build\nanoFramework.TestFramework.targets'))" />
+    <Error Condition="!Exists('..\..\packages\nanoFramework.TestFramework.1.0.166\build\nanoFramework.TestFramework.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\nanoFramework.TestFramework.1.0.166\build\nanoFramework.TestFramework.targets'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/Tests/UnitTestsSerialPort/packages.config b/Tests/UnitTestsSerialPort/packages.config
index 7d9397a..e1de1f8 100644
--- a/Tests/UnitTestsSerialPort/packages.config
+++ b/Tests/UnitTestsSerialPort/packages.config
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="1.11.6-preview.2" targetFramework="netnanoframework10" />
+  <package id="nanoFramework.CoreLibrary" version="1.11.7" targetFramework="netnanoframework10" />
   <package id="nanoFramework.Hardware.Esp32" version="1.3.4-preview.14" targetFramework="netnanoframework10" />
-  <package id="nanoFramework.Runtime.Events" version="1.9.2-preview.12" targetFramework="netnanoframework10" />
-  <package id="nanoFramework.System.Text" version="1.1.2-preview.12" targetFramework="netnanoframework10" />
-  <package id="nanoFramework.TestFramework" version="1.0.163" targetFramework="netnanoframework10" developmentDependency="true" />
+  <package id="nanoFramework.Runtime.Events" version="1.9.2-preview.14" targetFramework="netnanoframework10" />
+  <package id="nanoFramework.System.Text" version="1.1.2-preview.14" targetFramework="netnanoframework10" />
+  <package id="nanoFramework.TestFramework" version="1.0.166" targetFramework="netnanoframework10" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/nanoFramework.System.IO.Ports.nuspec b/nanoFramework.System.IO.Ports.nuspec
index 8e6be73..6cc3b90 100644
--- a/nanoFramework.System.IO.Ports.nuspec
+++ b/nanoFramework.System.IO.Ports.nuspec
@@ -20,8 +20,8 @@
 This package requires a target with System.IO.Ports v$nativeVersion$ (checksum $checksum$).</description>
     <tags>nanoFramework C# csharp netmf netnf System.IO.Ports</tags>
     <dependencies>
-      <dependency id="nanoFramework.CoreLibrary" version="1.11.6-preview.2" />
-      <dependency id="nanoFramework.Runtime.Events" version="1.9.2-preview.12" />
+      <dependency id="nanoFramework.CoreLibrary" version="1.11.7" />
+      <dependency id="nanoFramework.Runtime.Events" version="1.9.2-preview.14" />
     </dependencies>
   </metadata>
   <files>