diff --git a/Tests/UnitTestDebugLogging/UnitTestDebugLogging.nfproj b/Tests/UnitTestDebugLogging/UnitTestDebugLogging.nfproj
index 9efe959..2654dbb 100644
--- a/Tests/UnitTestDebugLogging/UnitTestDebugLogging.nfproj
+++ b/Tests/UnitTestDebugLogging/UnitTestDebugLogging.nfproj
@@ -64,7 +64,7 @@
       <HintPath>..\..\packages\nanoFramework.System.IO.FileSystem.2.0.0-preview.21\lib\netnano1.0\System.IO.FileSystem.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Ports, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.System.IO.Ports.2.0.0-preview.28\lib\netnano1.0\System.IO.Ports.dll</HintPath>
+      <HintPath>..\..\packages\nanoFramework.System.IO.Ports.2.0.0-preview.29\lib\netnano1.0\System.IO.Ports.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Streams, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.22\lib\netnano1.0\System.IO.Streams.dll</HintPath>
diff --git a/Tests/UnitTestDebugLogging/packages.config b/Tests/UnitTestDebugLogging/packages.config
index 0211019..ad6afbd 100644
--- a/Tests/UnitTestDebugLogging/packages.config
+++ b/Tests/UnitTestDebugLogging/packages.config
@@ -5,7 +5,7 @@
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.13" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="2.0.0-preview.15" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.FileSystem" version="2.0.0-preview.21" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.Ports" version="2.0.0-preview.28" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.Ports" version="2.0.0-preview.29" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.22" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.TestFramework" version="4.0.0-preview.58" targetFramework="netnano1.0" developmentDependency="true" />
diff --git a/Tests/UnitTestDebugLogging/packages.lock.json b/Tests/UnitTestDebugLogging/packages.lock.json
index 4278751..b86715a 100644
--- a/Tests/UnitTestDebugLogging/packages.lock.json
+++ b/Tests/UnitTestDebugLogging/packages.lock.json
@@ -34,9 +34,9 @@
       },
       "nanoFramework.System.IO.Ports": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.28, 2.0.0-preview.28]",
-        "resolved": "2.0.0-preview.28",
-        "contentHash": "o/9mNGTrbFTcRl/9TDy1OaAB0YZYZzTtffj5FL+0UDZZKl0A+8f11CXB/WSOsv0rSZhKwbJuDsTh9PJDBXpgBQ=="
+        "requested": "[2.0.0-preview.29, 2.0.0-preview.29]",
+        "resolved": "2.0.0-preview.29",
+        "contentHash": "HbPXjuqxoTkYQKZWh7RapGfCpSrwFXJlwfsPqzcco1ZorfJG5oTGEJRyTrlRLd3avt962AeKQFY8WkychyFGvA=="
       },
       "nanoFramework.System.IO.Streams": {
         "type": "Direct",
diff --git a/nanoFramework.Logging.Serial.nuspec b/nanoFramework.Logging.Serial.nuspec
index bb5ffc0..bf60c7d 100644
--- a/nanoFramework.Logging.Serial.nuspec
+++ b/nanoFramework.Logging.Serial.nuspec
@@ -23,7 +23,7 @@ There is also a package with the Stream Logging only and another with the basic
         <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.52" />
         <dependency id="nanoFramework.Runtime.Events" version="2.0.0-preview.13" />
         <dependency id="nanoFramework.System.Text" version="2.0.0-preview.23" />
-        <dependency id="nanoFramework.System.IO.Ports" version="2.0.0-preview.28" />
+        <dependency id="nanoFramework.System.IO.Ports" version="2.0.0-preview.29" />
         <dependency id="nanoFramework.System.Collections" version="2.0.0-preview.15" />
         <dependency id="nanoFramework.Logging" version="$version$" />
       </group>
diff --git a/nanoFramework.Logging.Serial/nanoFramework.Logging.Serial.nfproj b/nanoFramework.Logging.Serial/nanoFramework.Logging.Serial.nfproj
index 26982f3..f9ec65e 100644
--- a/nanoFramework.Logging.Serial/nanoFramework.Logging.Serial.nfproj
+++ b/nanoFramework.Logging.Serial/nanoFramework.Logging.Serial.nfproj
@@ -58,7 +58,7 @@
       <HintPath>..\packages\nanoFramework.System.Text.2.0.0-preview.23\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Ports, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.IO.Ports.2.0.0-preview.28\lib\netnano1.0\System.IO.Ports.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.IO.Ports.2.0.0-preview.29\lib\netnano1.0\System.IO.Ports.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Streams, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.22\lib\netnano1.0\System.IO.Streams.dll</HintPath>
diff --git a/nanoFramework.Logging.Serial/packages.config b/nanoFramework.Logging.Serial/packages.config
index 9ce249c..6e04173 100644
--- a/nanoFramework.Logging.Serial/packages.config
+++ b/nanoFramework.Logging.Serial/packages.config
@@ -3,7 +3,7 @@
   <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.52" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.13" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="2.0.0-preview.15" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.Ports" version="2.0.0-preview.28" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.Ports" version="2.0.0-preview.29" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.22" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="2.0.0-preview.23" targetFramework="netnano1.0" />
   <package id="Nerdbank.GitVersioning" version="3.10.85" developmentDependency="true" targetFramework="netnano1.0" />
diff --git a/nanoFramework.Logging.Serial/packages.lock.json b/nanoFramework.Logging.Serial/packages.lock.json
index a716dd9..12ff837 100644
--- a/nanoFramework.Logging.Serial/packages.lock.json
+++ b/nanoFramework.Logging.Serial/packages.lock.json
@@ -22,9 +22,9 @@
       },
       "nanoFramework.System.IO.Ports": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.28, 2.0.0-preview.28]",
-        "resolved": "2.0.0-preview.28",
-        "contentHash": "o/9mNGTrbFTcRl/9TDy1OaAB0YZYZzTtffj5FL+0UDZZKl0A+8f11CXB/WSOsv0rSZhKwbJuDsTh9PJDBXpgBQ=="
+        "requested": "[2.0.0-preview.29, 2.0.0-preview.29]",
+        "resolved": "2.0.0-preview.29",
+        "contentHash": "HbPXjuqxoTkYQKZWh7RapGfCpSrwFXJlwfsPqzcco1ZorfJG5oTGEJRyTrlRLd3avt962AeKQFY8WkychyFGvA=="
       },
       "nanoFramework.System.IO.Streams": {
         "type": "Direct",