diff --git a/nanoFramework.Runtime.Native.nuspec b/nanoFramework.Runtime.Native.nuspec
index 3d06b62..2a6473f 100644
--- a/nanoFramework.Runtime.Native.nuspec
+++ b/nanoFramework.Runtime.Native.nuspec
@@ -19,7 +19,7 @@
 This package requires a target with nanoFramework.Runtime.Native v$nativeVersion$ (checksum $checksum$).</description>
     <tags>nanoFramework C# csharp netmf netnf </tags>
     <dependencies>
-      <dependency id="nanoFramework.CoreLibrary" version="1.12.0-preview.18" />
+      <dependency id="nanoFramework.CoreLibrary" version="1.12.0-preview.19" />
     </dependencies>
   </metadata>
   <files>
diff --git a/nanoFramework.Runtime.Native/nanoFramework.Runtime.Native.nfproj b/nanoFramework.Runtime.Native/nanoFramework.Runtime.Native.nfproj
index a4fa177..1c38042 100644
--- a/nanoFramework.Runtime.Native/nanoFramework.Runtime.Native.nfproj
+++ b/nanoFramework.Runtime.Native/nanoFramework.Runtime.Native.nfproj
@@ -54,7 +54,7 @@
   </ItemGroup>
   <ItemGroup>
     <Reference Include="mscorlib, Version=1.12.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.CoreLibrary.1.12.0-preview.18\lib\mscorlib.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.CoreLibrary.1.12.0-preview.19\lib\mscorlib.dll</HintPath>
       <Private>True</Private>
     </Reference>
   </ItemGroup>
diff --git a/nanoFramework.Runtime.Native/packages.config b/nanoFramework.Runtime.Native/packages.config
index e16392c..eb18c00 100644
--- a/nanoFramework.Runtime.Native/packages.config
+++ b/nanoFramework.Runtime.Native/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="1.12.0-preview.18" targetFramework="netnanoframework10" />
+  <package id="nanoFramework.CoreLibrary" version="1.12.0-preview.19" targetFramework="netnanoframework10" />
   <package id="Nerdbank.GitVersioning" version="3.4.255" developmentDependency="true" targetFramework="netnanoframework10" />
 </packages>
\ No newline at end of file