diff --git a/System.Device.I2c/System.Device.I2c.nfproj b/System.Device.I2c/System.Device.I2c.nfproj
index 3792699..60bc44a 100644
--- a/System.Device.I2c/System.Device.I2c.nfproj
+++ b/System.Device.I2c/System.Device.I2c.nfproj
@@ -12,8 +12,7 @@
     <ProjectGuid>d74a7890-8a23-417b-ab74-923d57e987ea</ProjectGuid>
     <OutputType>Library</OutputType>
     <FileAlignment>512</FileAlignment>
-    <RootNamespace>
-    </RootNamespace>
+    <RootNamespace></RootNamespace>
     <AssemblyName>System.Device.I2c</AssemblyName>
     <TargetFrameworkVersion>v1.0</TargetFrameworkVersion>
     <NF_IsCoreLibrary>True</NF_IsCoreLibrary>
@@ -55,8 +54,8 @@
     <None Include="packages.lock.json" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="mscorlib">
-      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.29\lib\netnano1.0\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.30\lib\netnano1.0\mscorlib.dll</HintPath>
     </Reference>
   </ItemGroup>
   <Import Project="$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets" Condition="Exists('$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets')" />
diff --git a/System.Device.I2c/packages.config b/System.Device.I2c/packages.config
index 99e498c..b07d6d6 100644
--- a/System.Device.I2c/packages.config
+++ b/System.Device.I2c/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.29" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.30" 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.I2c/packages.lock.json b/System.Device.I2c/packages.lock.json
index 0e819fb..85dabf3 100644
--- a/System.Device.I2c/packages.lock.json
+++ b/System.Device.I2c/packages.lock.json
@@ -4,9 +4,9 @@
     ".NETnanoFramework,Version=v1.0": {
       "nanoFramework.CoreLibrary": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.29, 2.0.0-preview.29]",
-        "resolved": "2.0.0-preview.29",
-        "contentHash": "7NDp9Sda9FTFBDN//X34r23rJBHUkCvyGvrFh9s5B8H2nMoet4J0OlEOiZRUsEPBXlsNpZFVp+Cd6OSjnLSg5A=="
+        "requested": "[2.0.0-preview.30, 2.0.0-preview.30]",
+        "resolved": "2.0.0-preview.30",
+        "contentHash": "Fz+5L0yOpe0ZoBpVRqH8G8Dr18OoXVE6sKertR/bPuWyOJiO42enlarudfv91/gpJXFkQGNCCdXpHWpoc77jyg=="
       },
       "Nerdbank.GitVersioning": {
         "type": "Direct",
diff --git a/nanoFramework.System.Device.I2c.nuspec b/nanoFramework.System.Device.I2c.nuspec
index bcb99c6..f8ec5d4 100644
--- a/nanoFramework.System.Device.I2c.nuspec
+++ b/nanoFramework.System.Device.I2c.nuspec
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <package xmlns="http://schemas.microsoft.com/packaging/2012/06/nuspec.xsd">
   <metadata>
     <id>nanoFramework.System.Device.I2c</id>
@@ -19,7 +19,7 @@
 This package requires a target with System.Device.I2c v$nativeVersion$ (checksum $checksum$).</description>
     <tags>nanoFramework C# csharp netmf netnf I2c</tags>
     <dependencies>
-      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.29" />
+      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.30" />
     </dependencies>
   </metadata>
   <files>
@@ -33,4 +33,4 @@ This package requires a target with System.Device.I2c v$nativeVersion$ (checksum
     <file src="assets\nf-logo.png" target="images" />
     <file src="LICENSE.md" target="" />
   </files>
-</package>
+</package>
\ No newline at end of file