diff --git a/WebSockets.Client/System.Net.WebSockets.Client.nfproj b/WebSockets.Client/System.Net.WebSockets.Client.nfproj
index 6d8967d..cff8a98 100644
--- a/WebSockets.Client/System.Net.WebSockets.Client.nfproj
+++ b/WebSockets.Client/System.Net.WebSockets.Client.nfproj
@@ -107,8 +107,8 @@
     <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>
     </Reference>
-    <Reference Include="System.Net, Version=1.11.64.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Net.1.11.64\lib\System.Net.dll</HintPath>
+    <Reference Include="System.Net, Version=1.11.66.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Net.1.11.66\lib\System.Net.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading, Version=1.1.52.34401, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.System.Threading.1.1.52\lib\System.Threading.dll</HintPath>
diff --git a/WebSockets.Client/packages.config b/WebSockets.Client/packages.config
index 28f7b4a..94ce913 100644
--- a/WebSockets.Client/packages.config
+++ b/WebSockets.Client/packages.config
@@ -4,7 +4,7 @@
   <package id="nanoFramework.Runtime.Events" version="1.11.39" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="1.5.75" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="1.1.96" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Net" version="1.11.64" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Net" version="1.11.66" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="1.3.42" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Threading" version="1.1.52" targetFramework="netnano1.0" />
   <package id="Nerdbank.GitVersioning" version="3.10.94" targetFramework="netnano1.0" developmentDependency="true" />
diff --git a/WebSockets.Client/packages.lock.json b/WebSockets.Client/packages.lock.json
index 6b18a4c..387c07c 100644
--- a/WebSockets.Client/packages.lock.json
+++ b/WebSockets.Client/packages.lock.json
@@ -28,9 +28,9 @@
       },
       "nanoFramework.System.Net": {
         "type": "Direct",
-        "requested": "[1.11.64, 1.11.64]",
-        "resolved": "1.11.64",
-        "contentHash": "jyC28lSWbBs1aajgp12HlHn6U0o00OMGzFP95SAeJ1CJ6BdmK+bq+peTvsfzpqyT0Babuaqq/x9G94XLaGapGw=="
+        "requested": "[1.11.66, 1.11.66]",
+        "resolved": "1.11.66",
+        "contentHash": "l8Hug+06c8pqIdTU+hB9BkGfxUSBmGeq2C8Eh7T2dRJZxWaEPpiWZJQP159IQr5rPsD6iOgGWzAcEKEP7yFrtg=="
       },
       "nanoFramework.System.Text": {
         "type": "Direct",
diff --git a/WebSockets.Server/System.Net.WebSockets.Server.nfproj b/WebSockets.Server/System.Net.WebSockets.Server.nfproj
index 7e42642..b7e8bf5 100644
--- a/WebSockets.Server/System.Net.WebSockets.Server.nfproj
+++ b/WebSockets.Server/System.Net.WebSockets.Server.nfproj
@@ -110,8 +110,8 @@
     <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>
     </Reference>
-    <Reference Include="System.Net, Version=1.11.64.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Net.1.11.64\lib\System.Net.dll</HintPath>
+    <Reference Include="System.Net, Version=1.11.66.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Net.1.11.66\lib\System.Net.dll</HintPath>
     </Reference>
     <Reference Include="System.Net.Http, Version=1.5.214.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.System.Net.Http.1.5.214\lib\System.Net.Http.dll</HintPath>
diff --git a/WebSockets.Server/packages.config b/WebSockets.Server/packages.config
index d59531d..0cdf495 100644
--- a/WebSockets.Server/packages.config
+++ b/WebSockets.Server/packages.config
@@ -4,7 +4,7 @@
   <package id="nanoFramework.Runtime.Events" version="1.11.39" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="1.5.75" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="1.1.96" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Net" version="1.11.64" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Net" version="1.11.66" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Net.Http" version="1.5.214" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="1.3.42" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Threading" version="1.1.52" targetFramework="netnano1.0" />
diff --git a/WebSockets.Server/packages.lock.json b/WebSockets.Server/packages.lock.json
index 1453132..15b6364 100644
--- a/WebSockets.Server/packages.lock.json
+++ b/WebSockets.Server/packages.lock.json
@@ -28,9 +28,9 @@
       },
       "nanoFramework.System.Net": {
         "type": "Direct",
-        "requested": "[1.11.64, 1.11.64]",
-        "resolved": "1.11.64",
-        "contentHash": "jyC28lSWbBs1aajgp12HlHn6U0o00OMGzFP95SAeJ1CJ6BdmK+bq+peTvsfzpqyT0Babuaqq/x9G94XLaGapGw=="
+        "requested": "[1.11.66, 1.11.66]",
+        "resolved": "1.11.66",
+        "contentHash": "l8Hug+06c8pqIdTU+hB9BkGfxUSBmGeq2C8Eh7T2dRJZxWaEPpiWZJQP159IQr5rPsD6iOgGWzAcEKEP7yFrtg=="
       },
       "nanoFramework.System.Net.Http": {
         "type": "Direct",
diff --git a/WebSockets/System.Net.WebSockets.nfproj b/WebSockets/System.Net.WebSockets.nfproj
index 4bd9c71..858aea1 100644
--- a/WebSockets/System.Net.WebSockets.nfproj
+++ b/WebSockets/System.Net.WebSockets.nfproj
@@ -78,8 +78,8 @@
     <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>
     </Reference>
-    <Reference Include="System.Net, Version=1.11.64.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Net.1.11.64\lib\System.Net.dll</HintPath>
+    <Reference Include="System.Net, Version=1.11.66.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Net.1.11.66\lib\System.Net.dll</HintPath>
     </Reference>
     <Reference Include="System.Net.Http, Version=1.5.214.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.System.Net.Http.1.5.214\lib\System.Net.Http.dll</HintPath>
diff --git a/WebSockets/packages.config b/WebSockets/packages.config
index d59531d..0cdf495 100644
--- a/WebSockets/packages.config
+++ b/WebSockets/packages.config
@@ -4,7 +4,7 @@
   <package id="nanoFramework.Runtime.Events" version="1.11.39" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="1.5.75" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="1.1.96" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Net" version="1.11.64" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Net" version="1.11.66" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Net.Http" version="1.5.214" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="1.3.42" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Threading" version="1.1.52" targetFramework="netnano1.0" />
diff --git a/WebSockets/packages.lock.json b/WebSockets/packages.lock.json
index 1453132..15b6364 100644
--- a/WebSockets/packages.lock.json
+++ b/WebSockets/packages.lock.json
@@ -28,9 +28,9 @@
       },
       "nanoFramework.System.Net": {
         "type": "Direct",
-        "requested": "[1.11.64, 1.11.64]",
-        "resolved": "1.11.64",
-        "contentHash": "jyC28lSWbBs1aajgp12HlHn6U0o00OMGzFP95SAeJ1CJ6BdmK+bq+peTvsfzpqyT0Babuaqq/x9G94XLaGapGw=="
+        "requested": "[1.11.66, 1.11.66]",
+        "resolved": "1.11.66",
+        "contentHash": "l8Hug+06c8pqIdTU+hB9BkGfxUSBmGeq2C8Eh7T2dRJZxWaEPpiWZJQP159IQr5rPsD6iOgGWzAcEKEP7yFrtg=="
       },
       "nanoFramework.System.Net.Http": {
         "type": "Direct",
diff --git a/nanoframework.System.Net.WebSockets.Client.nuspec b/nanoframework.System.Net.WebSockets.Client.nuspec
index 1494a7f..74ca6b7 100644
--- a/nanoframework.System.Net.WebSockets.Client.nuspec
+++ b/nanoframework.System.Net.WebSockets.Client.nuspec
@@ -21,7 +21,7 @@ There are also two other packages, one with the server API only and another with
     <dependencies>
       <dependency id="nanoFramework.CoreLibrary" version="1.17.11" />
       <dependency id="nanoFramework.System.Collections" version="1.5.75" />
-      <dependency id="nanoFramework.System.Net" version="1.11.64" />
+      <dependency id="nanoFramework.System.Net" version="1.11.66" />
     </dependencies>
   </metadata>
   <files>