diff --git a/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj b/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj
index 81b9ecc..95e6b36 100644
--- a/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj
+++ b/Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj
@@ -52,11 +52,11 @@
     <Reference Include="nanoFramework.System.Text, Version=1.3.42.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.System.Text.1.3.42\lib\nanoFramework.System.Text.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.TestFramework, Version=3.0.77.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.3.0.77\lib\nanoFramework.TestFramework.dll</HintPath>
+    <Reference Include="nanoFramework.TestFramework, Version=3.0.80.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.TestFramework.3.0.80\lib\nanoFramework.TestFramework.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.UnitTestLauncher, Version=0.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.3.0.77\lib\nanoFramework.UnitTestLauncher.exe</HintPath>
+      <HintPath>..\..\packages\nanoFramework.TestFramework.3.0.80\lib\nanoFramework.UnitTestLauncher.exe</HintPath>
     </Reference>
     <Reference Include="System.IO.Streams, Version=1.1.96.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.System.IO.Streams.1.1.96\lib\System.IO.Streams.dll</HintPath>
diff --git a/Tests/UnitTestsSerialPort/packages.config b/Tests/UnitTestsSerialPort/packages.config
index 10e4ad5..b4fea3d 100644
--- a/Tests/UnitTestsSerialPort/packages.config
+++ b/Tests/UnitTestsSerialPort/packages.config
@@ -5,5 +5,5 @@
   <package id="nanoFramework.Runtime.Events" version="1.11.32" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="1.1.96" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="1.3.42" targetFramework="netnano1.0" />
-  <package id="nanoFramework.TestFramework" version="3.0.77" targetFramework="netnano1.0" developmentDependency="true" />
+  <package id="nanoFramework.TestFramework" version="3.0.80" 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 d1e2713..31662fd 100644
--- a/Tests/UnitTestsSerialPort/packages.lock.json
+++ b/Tests/UnitTestsSerialPort/packages.lock.json
@@ -34,9 +34,9 @@
       },
       "nanoFramework.TestFramework": {
         "type": "Direct",
-        "requested": "[3.0.77, 3.0.77]",
-        "resolved": "3.0.77",
-        "contentHash": "Py5W1oN84KMBmOOHCzdz6pyi3bZTnQu9BoqIx0KGqkhG3V8kGoem/t+BuCM0pMIWAyl2iMP1n2S9624YXmBJZw=="
+        "requested": "[3.0.80, 3.0.80]",
+        "resolved": "3.0.80",
+        "contentHash": "o2ymxAz6TC6VguKqN6rrGB/L4sVAIJVEut87Hq8MvwEe6P/7JwzX+VB4vKJxEmihCSJs7Z3Yo9Rb8HgIEo8DMg=="
       }
     }
   }