diff --git a/Tests/IPAddressTests/IPAddressTests.nfproj b/Tests/IPAddressTests/IPAddressTests.nfproj
index 9abf6c6..dd298af 100644
--- a/Tests/IPAddressTests/IPAddressTests.nfproj
+++ b/Tests/IPAddressTests/IPAddressTests.nfproj
@@ -36,11 +36,11 @@
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   </ItemGroup>
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-    <Reference Include="mscorlib">
-      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.32\lib\netnano1.0\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.33\lib\netnano1.0\mscorlib.dll</HintPath>
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-    <Reference Include="nanoFramework.System.Text">
-      <HintPath>..\..\packages\nanoFramework.System.Text.2.0.0-preview.5\lib\nanoFramework.System.Text.dll</HintPath>
+    <Reference Include="nanoFramework.System.Text, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Text.2.0.0-preview.6\lib\nanoFramework.System.Text.dll</HintPath>
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     <Reference Include="nanoFramework.TestFramework">
       <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.TestFramework.dll</HintPath>
@@ -48,8 +48,8 @@
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-    <Reference Include="System.IO.Streams">
-      <HintPath>..\..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.7\lib\System.IO.Streams.dll</HintPath>
+    <Reference Include="System.IO.Streams, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.8\lib\System.IO.Streams.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/Tests/IPAddressTests/packages.config b/Tests/IPAddressTests/packages.config
index 44b7827..d105179 100644
--- a/Tests/IPAddressTests/packages.config
+++ b/Tests/IPAddressTests/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.32" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.7" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="2.0.0-preview.5" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.33" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.8" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="2.0.0-preview.6" targetFramework="netnano1.0" />
   <package id="nanoFramework.TestFramework" version="4.0.0-preview.47" 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 9285574..c5f31ca 100644
--- a/Tests/IPAddressTests/packages.lock.json
+++ b/Tests/IPAddressTests/packages.lock.json
@@ -4,21 +4,21 @@
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+        "requested": "[2.0.0-preview.6, 2.0.0-preview.6]",
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diff --git a/Tests/NetworkHelperTests/NetworkHelperTests.nfproj b/Tests/NetworkHelperTests/NetworkHelperTests.nfproj
index d45c2a7..3544790 100644
--- a/Tests/NetworkHelperTests/NetworkHelperTests.nfproj
+++ b/Tests/NetworkHelperTests/NetworkHelperTests.nfproj
@@ -45,11 +45,11 @@
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-    <Reference Include="mscorlib">
-      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.32\lib\netnano1.0\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.33\lib\netnano1.0\mscorlib.dll</HintPath>
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-    <Reference Include="nanoFramework.System.Text">
-      <HintPath>..\..\packages\nanoFramework.System.Text.2.0.0-preview.5\lib\nanoFramework.System.Text.dll</HintPath>
+    <Reference Include="nanoFramework.System.Text, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Text.2.0.0-preview.6\lib\nanoFramework.System.Text.dll</HintPath>
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     <Reference Include="nanoFramework.TestFramework">
       <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.TestFramework.dll</HintPath>
@@ -57,11 +57,11 @@
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-    <Reference Include="System.IO.Streams">
-      <HintPath>..\..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.7\lib\System.IO.Streams.dll</HintPath>
+    <Reference Include="System.IO.Streams, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.8\lib\System.IO.Streams.dll</HintPath>
     </Reference>
-    <Reference Include="System.Threading">
-      <HintPath>..\..\packages\nanoFramework.System.Threading.2.0.0-preview.4\lib\System.Threading.dll</HintPath>
+    <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Threading.2.0.0-preview.5\lib\System.Threading.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/Tests/NetworkHelperTests/packages.config b/Tests/NetworkHelperTests/packages.config
index 72151e1..d8d5086 100644
--- a/Tests/NetworkHelperTests/packages.config
+++ b/Tests/NetworkHelperTests/packages.config
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
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-  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.7" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="2.0.0-preview.5" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Threading" version="2.0.0-preview.4" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.33" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.8" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="2.0.0-preview.6" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Threading" version="2.0.0-preview.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.TestFramework" version="4.0.0-preview.47" 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 569fa63..7c6d702 100644
--- a/Tests/NetworkHelperTests/packages.lock.json
+++ b/Tests/NetworkHelperTests/packages.lock.json
@@ -4,27 +4,27 @@
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diff --git a/Tests/SocketTests/SocketTests.nfproj b/Tests/SocketTests/SocketTests.nfproj
index 4623405..72e5420 100644
--- a/Tests/SocketTests/SocketTests.nfproj
+++ b/Tests/SocketTests/SocketTests.nfproj
@@ -39,11 +39,11 @@
     <Content Include="packages.lock.json" />
   </ItemGroup>
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-    <Reference Include="mscorlib">
-      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.32\lib\netnano1.0\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.33\lib\netnano1.0\mscorlib.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.System.Text">
-      <HintPath>..\..\packages\nanoFramework.System.Text.2.0.0-preview.5\lib\nanoFramework.System.Text.dll</HintPath>
+    <Reference Include="nanoFramework.System.Text, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Text.2.0.0-preview.6\lib\nanoFramework.System.Text.dll</HintPath>
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     <Reference Include="nanoFramework.TestFramework">
       <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.TestFramework.dll</HintPath>
@@ -51,8 +51,8 @@
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-    <Reference Include="System.IO.Streams">
-      <HintPath>..\..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.7\lib\System.IO.Streams.dll</HintPath>
+    <Reference Include="System.IO.Streams, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.8\lib\System.IO.Streams.dll</HintPath>
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   </ItemGroup>
   <ItemGroup>
diff --git a/Tests/SocketTests/packages.config b/Tests/SocketTests/packages.config
index 44b7827..d105179 100644
--- a/Tests/SocketTests/packages.config
+++ b/Tests/SocketTests/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
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-  <package id="nanoFramework.System.Text" version="2.0.0-preview.5" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.33" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.8" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="2.0.0-preview.6" targetFramework="netnano1.0" />
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 </packages>
\ No newline at end of file
diff --git a/Tests/SocketTests/packages.lock.json b/Tests/SocketTests/packages.lock.json
index 9285574..c5f31ca 100644
--- a/Tests/SocketTests/packages.lock.json
+++ b/Tests/SocketTests/packages.lock.json
@@ -4,21 +4,21 @@
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diff --git a/nanoFramework.System.Net.nuspec b/nanoFramework.System.Net.nuspec
index 8a5e886..feb71d8 100644
--- a/nanoFramework.System.Net.nuspec
+++ b/nanoFramework.System.Net.nuspec
@@ -19,11 +19,11 @@
 This package requires a target with System.Net v$nativeVersion$ (checksum $checksum$).</description>
     <tags>nanoFramework C# csharp netmf netnf networking</tags>
     <dependencies>
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-      <dependency id="nanoFramework.System.Threading" version="2.0.0-preview.4" />
-      <dependency id="nanoFramework.System.IO.Streams" version="2.0.0-preview.7" />
+      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.33" />
+      <dependency id="nanoFramework.Runtime.Events" version="2.0.0-preview.7" />
+      <dependency id="nanoFramework.System.Text" version="2.0.0-preview.6" />
+      <dependency id="nanoFramework.System.Threading" version="2.0.0-preview.5" />
+      <dependency id="nanoFramework.System.IO.Streams" version="2.0.0-preview.8" />
     </dependencies>
   </metadata>
   <files>
diff --git a/nanoFramework.System.Net/System.Net.nfproj b/nanoFramework.System.Net/System.Net.nfproj
index 4c6698e..91e04cf 100644
--- a/nanoFramework.System.Net/System.Net.nfproj
+++ b/nanoFramework.System.Net/System.Net.nfproj
@@ -12,8 +12,7 @@
     <ProjectGuid>474A90F4-FA98-4011-AABB-7DAC8E218E6A</ProjectGuid>
     <OutputType>Library</OutputType>
     <FileAlignment>512</FileAlignment>
-    <RootNamespace>
-    </RootNamespace>
+    <RootNamespace></RootNamespace>
     <AssemblyName>System.Net</AssemblyName>
     <TargetFrameworkVersion>v1.0</TargetFrameworkVersion>
     <NF_IsCoreLibrary>True</NF_IsCoreLibrary>
@@ -133,20 +132,20 @@
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-      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.32\lib\netnano1.0\mscorlib.dll</HintPath>
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+      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.33\lib\netnano1.0\mscorlib.dll</HintPath>
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-    <Reference Include="nanoFramework.Runtime.Events">
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+      <HintPath>..\packages\nanoFramework.Runtime.Events.2.0.0-preview.7\lib\nanoFramework.Runtime.Events.dll</HintPath>
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-    <Reference Include="nanoFramework.System.Text">
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-    <Reference Include="System.Threading">
-      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.4\lib\System.Threading.dll</HintPath>
+    <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.5\lib\System.Threading.dll</HintPath>
     </Reference>
   </ItemGroup>
   <Import Project="$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets" Condition="Exists('$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets')" />
diff --git a/nanoFramework.System.Net/packages.config b/nanoFramework.System.Net/packages.config
index 70b4b06..167c46e 100644
--- a/nanoFramework.System.Net/packages.config
+++ b/nanoFramework.System.Net/packages.config
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.32" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.6" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.7" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="2.0.0-preview.5" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Threading" version="2.0.0-preview.4" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.33" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.7" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.8" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="2.0.0-preview.6" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Threading" version="2.0.0-preview.5" targetFramework="netnano1.0" />
   <package id="Nerdbank.GitVersioning" version="3.9.50" developmentDependency="true" targetFramework="netnano1.0" />
 </packages>
\ No newline at end of file
diff --git a/nanoFramework.System.Net/packages.lock.json b/nanoFramework.System.Net/packages.lock.json
index 0818d08..ef1ce42 100644
--- a/nanoFramework.System.Net/packages.lock.json
+++ b/nanoFramework.System.Net/packages.lock.json
@@ -4,33 +4,33 @@
     ".NETnanoFramework,Version=v1.0": {
       "nanoFramework.CoreLibrary": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.32, 2.0.0-preview.32]",
-        "resolved": "2.0.0-preview.32",
-        "contentHash": "DZ0CI92bJCTQ+2pGJiRxcqYEzmjMppg2elFZEZCGB6kUPjUoGV8o+NnFb5bn2X0Nl+b+8Wq5BLzGBbn8C05oKQ=="
+        "requested": "[2.0.0-preview.33, 2.0.0-preview.33]",
+        "resolved": "2.0.0-preview.33",
+        "contentHash": "VVr+TmThdBt9zzXFzFewB5GUsNm2BE8+/3OtaCiJVg76v0Wr87A0Mi6R74hm78otfIhPJ66aPaRd+fA23dmJjQ=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.6, 2.0.0-preview.6]",
-        "resolved": "2.0.0-preview.6",
-        "contentHash": "l7ZISc/+3eRSJ1caPDLZecGTrYgair8dzmXlgdNuy28YOhfHnNar6AK6ACpUM5pmH5ewCaQUgpNmIiiKp2XwBg=="
+        "requested": "[2.0.0-preview.7, 2.0.0-preview.7]",
+        "resolved": "2.0.0-preview.7",
+        "contentHash": "123GBb10MKevBBPzcXbjsADXx9yC9mATZhUVbGPAuLn6ZpfEmSGhbo9K0K8GX5zigzE9VNUUlTDa/94WyxIkaQ=="
       },
       "nanoFramework.System.IO.Streams": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.7, 2.0.0-preview.7]",
-        "resolved": "2.0.0-preview.7",
-        "contentHash": "ovwESoNwtZUq/7eQbhdIqUem4ZiO3ProaTOI4dg5sHwH4NJsfbhEAh9CloztolK7HtU+cGhMlIwt/WT2OlsBcQ=="
+        "requested": "[2.0.0-preview.8, 2.0.0-preview.8]",
+        "resolved": "2.0.0-preview.8",
+        "contentHash": "i66iVOaicFGTGUc7vyzjs0AfWYmLhFJmoMTZItB63O4PoZL9Hz5/ASTIie+aAp15IKyhLBRtiAEPbJGL7+pLRA=="
       },
       "nanoFramework.System.Text": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.5, 2.0.0-preview.5]",
-        "resolved": "2.0.0-preview.5",
-        "contentHash": "bSok7uDsUnic+RmoYo660XNlQhD631CrpIDUweiJtjuOtsNmwV4bwV28Xs0gpYF4xidYKUEk3nxt5lXU6ekATw=="
+        "requested": "[2.0.0-preview.6, 2.0.0-preview.6]",
+        "resolved": "2.0.0-preview.6",
+        "contentHash": "/A9M9sGW8rsAg6YF81quWV9MvQseKWZodf+pK6lp3Bw12NkXwgwiAo1+9geJQFwDsqi2L9BcLb3IIs/BerGTbQ=="
       },
       "nanoFramework.System.Threading": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.4, 2.0.0-preview.4]",
-        "resolved": "2.0.0-preview.4",
-        "contentHash": "R9uXKg2zP30eGGGXqK1LZyQxLUcCo3y/31FMnLg1nlfooafXCugcLEyWiYgtGUPSMDfXOvLbMPCfM9Sqf02tiQ=="
+        "requested": "[2.0.0-preview.5, 2.0.0-preview.5]",
+        "resolved": "2.0.0-preview.5",
+        "contentHash": "7PqyD+h8Odd5czvXX9eATQJET8XH/rgjPSePiPqztR3gqJM7TnDwGOkNJJ7lLfrHg0lbASxQy5heviKWexttaA=="
       },
       "Nerdbank.GitVersioning": {
         "type": "Direct",