diff --git a/nanoFramework.System.Text.Benchmark/nanoFramework.System.Text.Benchmark.nfproj b/nanoFramework.System.Text.Benchmark/nanoFramework.System.Text.Benchmark.nfproj
index 13bdcaa..1772ef4 100644
--- a/nanoFramework.System.Text.Benchmark/nanoFramework.System.Text.Benchmark.nfproj
+++ b/nanoFramework.System.Text.Benchmark/nanoFramework.System.Text.Benchmark.nfproj
@@ -30,8 +30,8 @@
       <HintPath>..\packages\nanoFramework.CoreLibrary.1.15.5\lib\mscorlib.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="nanoFramework.Benchmark, Version=1.0.56.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.Benchmark.1.0.56\lib\nanoFramework.Benchmark.dll</HintPath>
+    <Reference Include="nanoFramework.Benchmark, Version=1.0.58.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Benchmark.1.0.58\lib\nanoFramework.Benchmark.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="nanoFramework.Logging, Version=1.1.63.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
@@ -46,8 +46,8 @@
       <HintPath>..\packages\nanoFramework.System.Collections.1.5.31\lib\nanoFramework.System.Collections.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="nanoFramework.System.Text, Version=1.2.37.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Text.1.2.37\lib\nanoFramework.System.Text.dll</HintPath>
+    <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>
       <Private>True</Private>
     </Reference>
     <Reference Include="System.Diagnostics.Stopwatch, Version=1.2.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
diff --git a/nanoFramework.System.Text.Benchmark/packages.config b/nanoFramework.System.Text.Benchmark/packages.config
index 397d240..d3631df 100644
--- a/nanoFramework.System.Text.Benchmark/packages.config
+++ b/nanoFramework.System.Text.Benchmark/packages.config
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.Benchmark" version="1.0.56" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Benchmark" version="1.0.58" targetFramework="netnano1.0" />
   <package id="nanoFramework.CoreLibrary" version="1.15.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.Logging" version="1.1.63" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="1.6.12" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="1.5.31" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Diagnostics.Stopwatch" version="1.2.418" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="1.2.37" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="1.2.54" targetFramework="netnano1.0" />
 </packages>
\ No newline at end of file
diff --git a/nanoFramework.System.Text.Benchmark/packages.lock.json b/nanoFramework.System.Text.Benchmark/packages.lock.json
index 8314c2f..4808e06 100644
--- a/nanoFramework.System.Text.Benchmark/packages.lock.json
+++ b/nanoFramework.System.Text.Benchmark/packages.lock.json
@@ -4,9 +4,9 @@
     ".NETnanoFramework,Version=v1.0": {
       "nanoFramework.Benchmark": {
         "type": "Direct",
-        "requested": "[1.0.56, 1.0.56]",
-        "resolved": "1.0.56",
-        "contentHash": "9ZG/nFAi9ZPjjfy3iMGlDI/MUH6rPBxKyTI1XRLLFdBQvOfB3XPxnIEhItetUf69Ogh7E9idAlxa0yapp5vYuA=="
+        "requested": "[1.0.58, 1.0.58]",
+        "resolved": "1.0.58",
+        "contentHash": "cNwea5WoKVJFkV4xXM93y6NFs/lXO31d//axlAV8kU+UejMoznBP7cdzTT0f2v0F/fzQcOy6itI7kaQzsVi0ig=="
       },
       "nanoFramework.CoreLibrary": {
         "type": "Direct",
@@ -40,9 +40,9 @@
       },
       "nanoFramework.System.Text": {
         "type": "Direct",
-        "requested": "[1.2.37, 1.2.37]",
-        "resolved": "1.2.37",
-        "contentHash": "ORgRq0HSynSBhlXRTHdhzZiOdq/nRhdnX+DeIGw56y9OSc8dvqUz6elm97Jz+4WQ6ikpvs5PFGINAa35kBebwQ=="
+        "requested": "[1.2.54, 1.2.54]",
+        "resolved": "1.2.54",
+        "contentHash": "k3OutSNRMs9di42LQ+5GbpHBY07aMEZWGkaS3Mj3ZU4cWqJc4deFGzRd+LBFQl1mRGdQaM5sl/euTZdcg8R9Zg=="
       }
     }
   }