diff --git a/tests/nanoFramework.WebServer.Tests/nanoFramework.WebServer.Tests.nfproj b/tests/nanoFramework.WebServer.Tests/nanoFramework.WebServer.Tests.nfproj
index 71646b8..b3eae98 100644
--- a/tests/nanoFramework.WebServer.Tests/nanoFramework.WebServer.Tests.nfproj
+++ b/tests/nanoFramework.WebServer.Tests/nanoFramework.WebServer.Tests.nfproj
@@ -37,8 +37,8 @@
     <Reference Include="mscorlib, Version=1.17.1.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.CoreLibrary.1.17.1\lib\mscorlib.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.Json, Version=2.2.176.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.Json.2.2.176\lib\nanoFramework.Json.dll</HintPath>
+    <Reference Include="nanoFramework.Json, Version=2.2.183.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.Json.2.2.183\lib\nanoFramework.Json.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.Runtime.Events, Version=1.11.30.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.Runtime.Events.1.11.30\lib\nanoFramework.Runtime.Events.dll</HintPath>
diff --git a/tests/nanoFramework.WebServer.Tests/packages.config b/tests/nanoFramework.WebServer.Tests/packages.config
index c6f9870..af2f36b 100644
--- a/tests/nanoFramework.WebServer.Tests/packages.config
+++ b/tests/nanoFramework.WebServer.Tests/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="nanoFramework.CoreLibrary" version="1.17.1" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Json" version="2.2.176" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Json" version="2.2.183" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="1.11.30" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="1.5.62" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="1.1.88" targetFramework="netnano1.0" />
diff --git a/tests/nanoFramework.WebServer.Tests/packages.lock.json b/tests/nanoFramework.WebServer.Tests/packages.lock.json
index ecb6d3e..f9b5d5c 100644
--- a/tests/nanoFramework.WebServer.Tests/packages.lock.json
+++ b/tests/nanoFramework.WebServer.Tests/packages.lock.json
@@ -10,9 +10,9 @@
       },
       "nanoFramework.Json": {
         "type": "Direct",
-        "requested": "[2.2.176, 2.2.176]",
-        "resolved": "2.2.176",
-        "contentHash": "Th3v9ljmj7AJVxnebNhxV/Mjs0Wd/Llw76Cj+aO6uwafea3m49GglfMCp6vFQmlD/gDheAJ13Sc1mKjZ1RVW4w=="
+        "requested": "[2.2.183, 2.2.183]",
+        "resolved": "2.2.183",
+        "contentHash": "K3eSSuiaTXxHH2QwNSuFoMrxvFUnVocnn7ffCyLvXYcoiNGPSgGzJk4tBCCyXva9zoZeBQ8W0PYI99idulHhig=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",