diff --git a/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj b/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj
index fc5df57..2b9e8c3 100644
--- a/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj
+++ b/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj
@@ -44,7 +44,7 @@
       <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.49\lib\netnano1.0\mscorlib.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.Hardware.Esp32, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.Hardware.Esp32.2.0.0-preview.10\lib\netnano1.0\nanoFramework.Hardware.Esp32.dll</HintPath>
+      <HintPath>..\..\packages\nanoFramework.Hardware.Esp32.2.0.0-preview.11\lib\netnano1.0\nanoFramework.Hardware.Esp32.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.Runtime.Events, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.Runtime.Events.2.0.0-preview.12\lib\netnano1.0\nanoFramework.Runtime.Events.dll</HintPath>
@@ -53,10 +53,10 @@
       <HintPath>..\..\packages\nanoFramework.System.Text.2.0.0-preview.18\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.TestFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.52\lib\nanoFramework.TestFramework.dll</HintPath>
+      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.54\lib\nanoFramework.TestFramework.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.UnitTestLauncher, Version=0.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.52\lib\nanoFramework.UnitTestLauncher.exe</HintPath>
+      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.54\lib\nanoFramework.UnitTestLauncher.exe</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.18\lib\netnano1.0\System.IO.Streams.dll</HintPath>
diff --git a/Tests/UnitTestsSerialPort/packages.config b/Tests/UnitTestsSerialPort/packages.config
index 93de030..12ebcc2 100644
--- a/Tests/UnitTestsSerialPort/packages.config
+++ b/Tests/UnitTestsSerialPort/packages.config
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.10" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Hardware.Esp32" version="2.0.0-preview.11" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="2.0.0-preview.18" targetFramework="netnano1.0" />
-  <package id="nanoFramework.TestFramework" version="4.0.0-preview.52" targetFramework="netnano1.0" developmentDependency="true" />
+  <package id="nanoFramework.TestFramework" version="4.0.0-preview.54" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/Tests/UnitTestsSerialPort/packages.lock.json b/Tests/UnitTestsSerialPort/packages.lock.json
index 112375d..49ad22a 100644
--- a/Tests/UnitTestsSerialPort/packages.lock.json
+++ b/Tests/UnitTestsSerialPort/packages.lock.json
@@ -10,9 +10,9 @@
       },
       "nanoFramework.Hardware.Esp32": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.10, 2.0.0-preview.10]",
-        "resolved": "2.0.0-preview.10",
-        "contentHash": "Qcn+HKC+4lYkhbldmdHgvCWA10Dp8Q8OAotf7ZGTFR2EiRgJCdl/45E7J0eKC6LGVgrFAP9+cNRGKzda54QWAA=="
+        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
+        "resolved": "2.0.0-preview.11",
+        "contentHash": "fmVLjUp9A1lUkGCcbZ4Ava0X1lecefwQv6ji+QQ5vv776hQBv2w4zrNbQIzDNILck6x4sf62mCP7i5ZiWRJ82w=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
@@ -34,9 +34,9 @@
       },
       "nanoFramework.TestFramework": {
         "type": "Direct",
-        "requested": "[4.0.0-preview.52, 4.0.0-preview.52]",
-        "resolved": "4.0.0-preview.52",
-        "contentHash": "NnPJcRP41jr5pC8O5Zc29ozBAIm0PEXcj/vc/IjzWzsdNq1cpx8aRAoF3TW9cFEHdLu223tahoZyjFmALRSEoA=="
+        "requested": "[4.0.0-preview.54, 4.0.0-preview.54]",
+        "resolved": "4.0.0-preview.54",
+        "contentHash": "k9DzCviFe94YL23Vr41uII7XkH37M16qndlE12fSiyYA23wqv+qMpyv+e7ZxrckXm/ZAV4ydBgSTbgz30bAl5Q=="
       }
     }
   }