diff --git a/Tests/IPAddressTests/IPAddressTests.nfproj b/Tests/IPAddressTests/IPAddressTests.nfproj
index 9837f2c..445b491 100644
--- a/Tests/IPAddressTests/IPAddressTests.nfproj
+++ b/Tests/IPAddressTests/IPAddressTests.nfproj
@@ -42,11 +42,11 @@
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       <HintPath>..\..\packages\nanoFramework.System.Text.2.0.0-preview.15\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.TestFramework">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.TestFramework.dll</HintPath>
+    <Reference Include="nanoFramework.TestFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.49\lib\nanoFramework.TestFramework.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.UnitTestLauncher">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.UnitTestLauncher.exe</HintPath>
+    <Reference Include="nanoFramework.UnitTestLauncher, Version=0.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.49\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.15\lib\netnano1.0\System.IO.Streams.dll</HintPath>
diff --git a/Tests/IPAddressTests/packages.config b/Tests/IPAddressTests/packages.config
index d261ae9..da7bc6b 100644
--- a/Tests/IPAddressTests/packages.config
+++ b/Tests/IPAddressTests/packages.config
@@ -3,5 +3,5 @@
   <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.43" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.15" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="2.0.0-preview.15" targetFramework="netnano1.0" />
-  <package id="nanoFramework.TestFramework" version="4.0.0-preview.47" targetFramework="netnano1.0" developmentDependency="true" />
+  <package id="nanoFramework.TestFramework" version="4.0.0-preview.49" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/Tests/IPAddressTests/packages.lock.json b/Tests/IPAddressTests/packages.lock.json
index 2848678..6d2bf1f 100644
--- a/Tests/IPAddressTests/packages.lock.json
+++ b/Tests/IPAddressTests/packages.lock.json
@@ -22,9 +22,9 @@
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+        "requested": "[4.0.0-preview.49, 4.0.0-preview.49]",
+        "resolved": "4.0.0-preview.49",
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diff --git a/Tests/NetworkHelperTests/NetworkHelperTests.nfproj b/Tests/NetworkHelperTests/NetworkHelperTests.nfproj
index f35c082..e156f30 100644
--- a/Tests/NetworkHelperTests/NetworkHelperTests.nfproj
+++ b/Tests/NetworkHelperTests/NetworkHelperTests.nfproj
@@ -51,11 +51,11 @@
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       <HintPath>..\..\packages\nanoFramework.System.Text.2.0.0-preview.15\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.TestFramework">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.TestFramework.dll</HintPath>
+    <Reference Include="nanoFramework.TestFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.49\lib\nanoFramework.TestFramework.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.UnitTestLauncher">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.UnitTestLauncher.exe</HintPath>
+    <Reference Include="nanoFramework.UnitTestLauncher, Version=0.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.49\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.15\lib\netnano1.0\System.IO.Streams.dll</HintPath>
diff --git a/Tests/NetworkHelperTests/packages.config b/Tests/NetworkHelperTests/packages.config
index 40f9981..27bf0d3 100644
--- a/Tests/NetworkHelperTests/packages.config
+++ b/Tests/NetworkHelperTests/packages.config
@@ -4,5 +4,5 @@
   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.15" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="2.0.0-preview.15" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Threading" version="2.0.0-preview.9" targetFramework="netnano1.0" />
-  <package id="nanoFramework.TestFramework" version="4.0.0-preview.47" targetFramework="netnano1.0" developmentDependency="true" />
+  <package id="nanoFramework.TestFramework" version="4.0.0-preview.49" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/Tests/NetworkHelperTests/packages.lock.json b/Tests/NetworkHelperTests/packages.lock.json
index 3158a58..9cbc8ba 100644
--- a/Tests/NetworkHelperTests/packages.lock.json
+++ b/Tests/NetworkHelperTests/packages.lock.json
@@ -28,9 +28,9 @@
       },
       "nanoFramework.TestFramework": {
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-        "requested": "[4.0.0-preview.47, 4.0.0-preview.47]",
-        "resolved": "4.0.0-preview.47",
-        "contentHash": "h5Jd/lmjZwsLUbnxXjF90YD50jZ5JtVOuS1yK8dCZWQYByQry8CuI+69r7Zfl9J1ZzfEbC8/ANpcA+ANWFg1DQ=="
+        "requested": "[4.0.0-preview.49, 4.0.0-preview.49]",
+        "resolved": "4.0.0-preview.49",
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       }
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   }
diff --git a/Tests/SocketTests/SocketTests.nfproj b/Tests/SocketTests/SocketTests.nfproj
index 40f9e2a..b5730a9 100644
--- a/Tests/SocketTests/SocketTests.nfproj
+++ b/Tests/SocketTests/SocketTests.nfproj
@@ -45,11 +45,11 @@
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     </Reference>
-    <Reference Include="nanoFramework.TestFramework">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.TestFramework.dll</HintPath>
+    <Reference Include="nanoFramework.TestFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.49\lib\nanoFramework.TestFramework.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.UnitTestLauncher">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.UnitTestLauncher.exe</HintPath>
+    <Reference Include="nanoFramework.UnitTestLauncher, Version=0.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.49\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.15\lib\netnano1.0\System.IO.Streams.dll</HintPath>
diff --git a/Tests/SocketTests/packages.config b/Tests/SocketTests/packages.config
index d261ae9..da7bc6b 100644
--- a/Tests/SocketTests/packages.config
+++ b/Tests/SocketTests/packages.config
@@ -3,5 +3,5 @@
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   <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.15" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="2.0.0-preview.15" targetFramework="netnano1.0" />
-  <package id="nanoFramework.TestFramework" version="4.0.0-preview.47" targetFramework="netnano1.0" developmentDependency="true" />
+  <package id="nanoFramework.TestFramework" version="4.0.0-preview.49" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/Tests/SocketTests/packages.lock.json b/Tests/SocketTests/packages.lock.json
index 2848678..6d2bf1f 100644
--- a/Tests/SocketTests/packages.lock.json
+++ b/Tests/SocketTests/packages.lock.json
@@ -22,9 +22,9 @@
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+        "requested": "[4.0.0-preview.49, 4.0.0-preview.49]",
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