diff --git a/System.Device.Wifi/System.Device.Wifi.nfproj b/System.Device.Wifi/System.Device.Wifi.nfproj
index d006ad7..8c3b08d 100644
--- a/System.Device.Wifi/System.Device.Wifi.nfproj
+++ b/System.Device.Wifi/System.Device.Wifi.nfproj
@@ -66,13 +66,13 @@
       <HintPath>..\packages\nanoFramework.Runtime.Events.2.0.0-preview.12\lib\netnano1.0\nanoFramework.Runtime.Events.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.System.Text, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Text.2.0.0-preview.15\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Text.2.0.0-preview.18\lib\netnano1.0\nanoFramework.System.Text.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.15\lib\netnano1.0\System.IO.Streams.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.17\lib\netnano1.0\System.IO.Streams.dll</HintPath>
     </Reference>
     <Reference Include="System.Net, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Net.2.0.0-preview.11\lib\netnano1.0\System.Net.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Net.2.0.0-preview.12\lib\netnano1.0\System.Net.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.9\lib\netnano1.0\System.Threading.dll</HintPath>
diff --git a/System.Device.Wifi/packages.config b/System.Device.Wifi/packages.config
index c832c55..e29068a 100644
--- a/System.Device.Wifi/packages.config
+++ b/System.Device.Wifi/packages.config
@@ -2,9 +2,9 @@
 <packages>
   <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" 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.15" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Net" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="2.0.0-preview.15" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.17" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Net" version="2.0.0-preview.12" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="2.0.0-preview.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Threading" version="2.0.0-preview.9" 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/System.Device.Wifi/packages.lock.json b/System.Device.Wifi/packages.lock.json
index 5266099..5391409 100644
--- a/System.Device.Wifi/packages.lock.json
+++ b/System.Device.Wifi/packages.lock.json
@@ -16,21 +16,21 @@
       },
       "nanoFramework.System.IO.Streams": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "VjdWLxapAF4hEr0vtJPAFEOY1xT9TyQlAB9wyRfcYmvoHiBIQWB0krgpw0yvC2C1AOLgE9op3HpsFbzrVRw3EA=="
+        "requested": "[2.0.0-preview.17, 2.0.0-preview.17]",
+        "resolved": "2.0.0-preview.17",
+        "contentHash": "bJNKElIzGlyTi6cgKnVcO4nrM8XOsNTBdSJygL62vZGBWBUZi7tJqjJTwfGgay/yMvKfNNnYYMg17jEXCwmEWw=="
       },
       "nanoFramework.System.Net": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
-        "resolved": "2.0.0-preview.11",
-        "contentHash": "BVWmrNrBdsoDvK2ey6A+QXDIOlxlNBKzbqKNl6n4sVRUXbnZE5eLIhN1WulTKUukFRdrCscNRn/Foz3xOZMySQ=="
+        "requested": "[2.0.0-preview.12, 2.0.0-preview.12]",
+        "resolved": "2.0.0-preview.12",
+        "contentHash": "cJGF2Gerc09gNhmbZMZVfHlVds8ghdOm2V6uB2lIQrMmTF6m4MtAEYL0lJwBO9u+/MBsAoBY38IL57SGrn3U1A=="
       },
       "nanoFramework.System.Text": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "zhVxQ+zUBkDPhpU35xX9JT/H8bFjo0ylQRmX/45QtM3QJQRd7a327R1PfBhpU5o3kpx2V8AcOgZBM8UilKwQeA=="
+        "requested": "[2.0.0-preview.18, 2.0.0-preview.18]",
+        "resolved": "2.0.0-preview.18",
+        "contentHash": "ZnV49vaKgIzXN223aZ8Co3GZexDY+0d92QmOqfMdM/tzGIG2gnOy90UfAwQ3/n3Ea3a5RxNNgSxwxNGwsFgyMQ=="
       },
       "nanoFramework.System.Threading": {
         "type": "Direct",
diff --git a/Tests/NFUnitTestWifiConnection/NFUnitTestWifiConnection.nfproj b/Tests/NFUnitTestWifiConnection/NFUnitTestWifiConnection.nfproj
index 05cacb3..8bcb994 100644
--- a/Tests/NFUnitTestWifiConnection/NFUnitTestWifiConnection.nfproj
+++ b/Tests/NFUnitTestWifiConnection/NFUnitTestWifiConnection.nfproj
@@ -55,7 +55,7 @@
       <HintPath>..\..\packages\nanoFramework.Runtime.Events.2.0.0-preview.12\lib\netnano1.0\nanoFramework.Runtime.Events.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.System.Text, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.System.Text.2.0.0-preview.15\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
+      <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>
@@ -64,10 +64,10 @@
       <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.52\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>
+      <HintPath>..\..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.17\lib\netnano1.0\System.IO.Streams.dll</HintPath>
     </Reference>
     <Reference Include="System.Net, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.System.Net.2.0.0-preview.11\lib\netnano1.0\System.Net.dll</HintPath>
+      <HintPath>..\..\packages\nanoFramework.System.Net.2.0.0-preview.12\lib\netnano1.0\System.Net.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.System.Threading.2.0.0-preview.9\lib\netnano1.0\System.Threading.dll</HintPath>
diff --git a/Tests/NFUnitTestWifiConnection/packages.config b/Tests/NFUnitTestWifiConnection/packages.config
index ed93dd4..6190987 100644
--- a/Tests/NFUnitTestWifiConnection/packages.config
+++ b/Tests/NFUnitTestWifiConnection/packages.config
@@ -2,9 +2,9 @@
 <packages>
   <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" 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.15" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Net" version="2.0.0-preview.11" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="2.0.0-preview.15" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.17" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Net" version="2.0.0-preview.12" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="2.0.0-preview.18" 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.52" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/Tests/NFUnitTestWifiConnection/packages.lock.json b/Tests/NFUnitTestWifiConnection/packages.lock.json
index 003bf95..ad5a861 100644
--- a/Tests/NFUnitTestWifiConnection/packages.lock.json
+++ b/Tests/NFUnitTestWifiConnection/packages.lock.json
@@ -16,21 +16,21 @@
       },
       "nanoFramework.System.IO.Streams": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "VjdWLxapAF4hEr0vtJPAFEOY1xT9TyQlAB9wyRfcYmvoHiBIQWB0krgpw0yvC2C1AOLgE9op3HpsFbzrVRw3EA=="
+        "requested": "[2.0.0-preview.17, 2.0.0-preview.17]",
+        "resolved": "2.0.0-preview.17",
+        "contentHash": "bJNKElIzGlyTi6cgKnVcO4nrM8XOsNTBdSJygL62vZGBWBUZi7tJqjJTwfGgay/yMvKfNNnYYMg17jEXCwmEWw=="
       },
       "nanoFramework.System.Net": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.11, 2.0.0-preview.11]",
-        "resolved": "2.0.0-preview.11",
-        "contentHash": "BVWmrNrBdsoDvK2ey6A+QXDIOlxlNBKzbqKNl6n4sVRUXbnZE5eLIhN1WulTKUukFRdrCscNRn/Foz3xOZMySQ=="
+        "requested": "[2.0.0-preview.12, 2.0.0-preview.12]",
+        "resolved": "2.0.0-preview.12",
+        "contentHash": "cJGF2Gerc09gNhmbZMZVfHlVds8ghdOm2V6uB2lIQrMmTF6m4MtAEYL0lJwBO9u+/MBsAoBY38IL57SGrn3U1A=="
       },
       "nanoFramework.System.Text": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "zhVxQ+zUBkDPhpU35xX9JT/H8bFjo0ylQRmX/45QtM3QJQRd7a327R1PfBhpU5o3kpx2V8AcOgZBM8UilKwQeA=="
+        "requested": "[2.0.0-preview.18, 2.0.0-preview.18]",
+        "resolved": "2.0.0-preview.18",
+        "contentHash": "ZnV49vaKgIzXN223aZ8Co3GZexDY+0d92QmOqfMdM/tzGIG2gnOy90UfAwQ3/n3Ea3a5RxNNgSxwxNGwsFgyMQ=="
       },
       "nanoFramework.System.Threading": {
         "type": "Direct",
diff --git a/nanoFramework.System.Device.Wifi.nuspec b/nanoFramework.System.Device.Wifi.nuspec
index a7dcc2c..22cc8da 100644
--- a/nanoFramework.System.Device.Wifi.nuspec
+++ b/nanoFramework.System.Device.Wifi.nuspec
@@ -22,7 +22,7 @@ This package requires a target with System.Device.Wifi v$nativeVersion$ (checksu
       <group targetFramework=".NETnanoFramework1.0">
         <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.49" />
         <dependency id="nanoFramework.Runtime.Events" version="2.0.0-preview.12" />
-        <dependency id="nanoFramework.System.Net" version="2.0.0-preview.11" />
+        <dependency id="nanoFramework.System.Net" version="2.0.0-preview.12" />
       </group>
     </dependencies>
   </metadata>