diff --git a/Tests/Client/TestClient.nfproj b/Tests/Client/TestClient.nfproj
index 912d94e..c16e99e 100644
--- a/Tests/Client/TestClient.nfproj
+++ b/Tests/Client/TestClient.nfproj
@@ -34,8 +34,8 @@
     <Reference Include="nanoFramework.Runtime.Native, Version=1.7.1.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.Runtime.Native.1.7.1\lib\nanoFramework.Runtime.Native.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.System.Text, Version=1.2.54.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.System.Text.1.2.54\lib\nanoFramework.System.Text.dll</HintPath>
+    <Reference Include="nanoFramework.System.Text, Version=1.3.1.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Text.1.3.1\lib\nanoFramework.System.Text.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/Tests/Client/packages.config b/Tests/Client/packages.config
index d952879..2e60c40 100644
--- a/Tests/Client/packages.config
+++ b/Tests/Client/packages.config
@@ -3,5 +3,5 @@
   <package id="nanoFramework.CoreLibrary" version="1.15.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="1.11.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="1.7.1" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="1.2.54" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="1.3.1" targetFramework="netnano1.0" />
 </packages>
\ No newline at end of file
diff --git a/Tests/Client/packages.lock.json b/Tests/Client/packages.lock.json
index ba6ff59..c07a722 100644
--- a/Tests/Client/packages.lock.json
+++ b/Tests/Client/packages.lock.json
@@ -22,9 +22,9 @@
       },
       "nanoFramework.System.Text": {
         "type": "Direct",
-        "requested": "[1.2.54, 1.2.54]",
-        "resolved": "1.2.54",
-        "contentHash": "k3OutSNRMs9di42LQ+5GbpHBY07aMEZWGkaS3Mj3ZU4cWqJc4deFGzRd+LBFQl1mRGdQaM5sl/euTZdcg8R9Zg=="
+        "requested": "[1.3.1, 1.3.1]",
+        "resolved": "1.3.1",
+        "contentHash": "6BFCg7LUeN0Xx1R4QQF6HKDb3BnihtYY7X47IIkfFmsIurJbu643HyidhTxG/BwK4UYWRMC/Io4s/KdsLs6WlA=="
       }
     }
   }
diff --git a/Tests/NFUnitTest1/NFUnitTest1.nfproj b/Tests/NFUnitTest1/NFUnitTest1.nfproj
index 353d648..120c1dd 100644
--- a/Tests/NFUnitTest1/NFUnitTest1.nfproj
+++ b/Tests/NFUnitTest1/NFUnitTest1.nfproj
@@ -37,8 +37,8 @@
     <Reference Include="mscorlib, Version=1.15.6.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.CoreLibrary.1.15.5\lib\mscorlib.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.System.Text, Version=1.2.54.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.System.Text.1.2.54\lib\nanoFramework.System.Text.dll</HintPath>
+    <Reference Include="nanoFramework.System.Text, Version=1.3.1.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.System.Text.1.3.1\lib\nanoFramework.System.Text.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.TestFramework, Version=3.0.49.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.TestFramework.3.0.49\lib\nanoFramework.TestFramework.dll</HintPath>
diff --git a/Tests/NFUnitTest1/packages.config b/Tests/NFUnitTest1/packages.config
index b4e57a4..1620cee 100644
--- a/Tests/NFUnitTest1/packages.config
+++ b/Tests/NFUnitTest1/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="nanoFramework.CoreLibrary" version="1.15.5" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="1.2.54" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="1.3.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.TestFramework" version="3.0.49" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/Tests/NFUnitTest1/packages.lock.json b/Tests/NFUnitTest1/packages.lock.json
index 1569827..9edf87b 100644
--- a/Tests/NFUnitTest1/packages.lock.json
+++ b/Tests/NFUnitTest1/packages.lock.json
@@ -10,9 +10,9 @@
       },
       "nanoFramework.System.Text": {
         "type": "Direct",
-        "requested": "[1.2.54, 1.2.54]",
-        "resolved": "1.2.54",
-        "contentHash": "k3OutSNRMs9di42LQ+5GbpHBY07aMEZWGkaS3Mj3ZU4cWqJc4deFGzRd+LBFQl1mRGdQaM5sl/euTZdcg8R9Zg=="
+        "requested": "[1.3.1, 1.3.1]",
+        "resolved": "1.3.1",
+        "contentHash": "6BFCg7LUeN0Xx1R4QQF6HKDb3BnihtYY7X47IIkfFmsIurJbu643HyidhTxG/BwK4UYWRMC/Io4s/KdsLs6WlA=="
       },
       "nanoFramework.TestFramework": {
         "type": "Direct",
diff --git a/nanoFramework.Device.Bluetooth.nuspec b/nanoFramework.Device.Bluetooth.nuspec
index c8b2a03..1f45110 100644
--- a/nanoFramework.Device.Bluetooth.nuspec
+++ b/nanoFramework.Device.Bluetooth.nuspec
@@ -22,7 +22,7 @@ This package requires a target with nanoFramework.Device.Bluetooth v$nativeVersi
       <dependency id="nanoFramework.CoreLibrary" version="1.15.5" />
       <dependency id="nanoFramework.Runtime.Native" version="1.7.1" />
       <dependency id="nanoFramework.Runtime.Events" version="1.11.18" />
-      <dependency id="nanoFramework.System.Text" version="1.2.54" />
+      <dependency id="nanoFramework.System.Text" version="1.3.1" />
       <dependency id="nanoFramework.System.Collections" version="1.5.45" />
     </dependencies>
   </metadata>
diff --git a/nanoFramework.Device.Bluetooth/nanoFramework.Device.Bluetooth.nfproj b/nanoFramework.Device.Bluetooth/nanoFramework.Device.Bluetooth.nfproj
index bb92736..fc523f1 100644
--- a/nanoFramework.Device.Bluetooth/nanoFramework.Device.Bluetooth.nfproj
+++ b/nanoFramework.Device.Bluetooth/nanoFramework.Device.Bluetooth.nfproj
@@ -149,8 +149,8 @@
     <Reference Include="nanoFramework.System.Collections, Version=1.5.45.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.System.Collections.1.5.45\lib\nanoFramework.System.Collections.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.System.Text, Version=1.2.54.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Text.1.2.54\lib\nanoFramework.System.Text.dll</HintPath>
+    <Reference Include="nanoFramework.System.Text, Version=1.3.1.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Text.1.3.1\lib\nanoFramework.System.Text.dll</HintPath>
     </Reference>
   </ItemGroup>
   <Import Project="$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets" Condition="Exists('$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets')" />
diff --git a/nanoFramework.Device.Bluetooth/packages.config b/nanoFramework.Device.Bluetooth/packages.config
index 5e53165..7a490fb 100644
--- a/nanoFramework.Device.Bluetooth/packages.config
+++ b/nanoFramework.Device.Bluetooth/packages.config
@@ -4,6 +4,6 @@
   <package id="nanoFramework.Runtime.Events" version="1.11.18" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="1.7.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="1.5.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="1.2.54" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="1.3.1" targetFramework="netnano1.0" />
   <package id="Nerdbank.GitVersioning" version="3.7.112" developmentDependency="true" targetFramework="netnano1.0" />
 </packages>
\ No newline at end of file
diff --git a/nanoFramework.Device.Bluetooth/packages.lock.json b/nanoFramework.Device.Bluetooth/packages.lock.json
index 4264ef8..ccbc021 100644
--- a/nanoFramework.Device.Bluetooth/packages.lock.json
+++ b/nanoFramework.Device.Bluetooth/packages.lock.json
@@ -28,9 +28,9 @@
       },
       "nanoFramework.System.Text": {
         "type": "Direct",
-        "requested": "[1.2.54, 1.2.54]",
-        "resolved": "1.2.54",
-        "contentHash": "k3OutSNRMs9di42LQ+5GbpHBY07aMEZWGkaS3Mj3ZU4cWqJc4deFGzRd+LBFQl1mRGdQaM5sl/euTZdcg8R9Zg=="
+        "requested": "[1.3.1, 1.3.1]",
+        "resolved": "1.3.1",
+        "contentHash": "6BFCg7LUeN0Xx1R4QQF6HKDb3BnihtYY7X47IIkfFmsIurJbu643HyidhTxG/BwK4UYWRMC/Io4s/KdsLs6WlA=="
       },
       "Nerdbank.GitVersioning": {
         "type": "Direct",