diff --git a/source/Nuget.nanoFramework.Networking.Sntp.DELIVERABLES/Nuget.nanoFramework.Networking.Sntp.DELIVERABLES.nuproj b/source/Nuget.nanoFramework.Networking.Sntp.DELIVERABLES/Nuget.nanoFramework.Networking.Sntp.DELIVERABLES.nuproj
index cb522f0..7a419bc 100644
--- a/source/Nuget.nanoFramework.Networking.Sntp.DELIVERABLES/Nuget.nanoFramework.Networking.Sntp.DELIVERABLES.nuproj
+++ b/source/Nuget.nanoFramework.Networking.Sntp.DELIVERABLES/Nuget.nanoFramework.Networking.Sntp.DELIVERABLES.nuproj
@@ -38,7 +38,7 @@
   </ItemGroup>
   <ItemGroup>
     <Dependency Include="nanoFramework.CoreLibrary">
-      <Version>[1.0.1-preview118]</Version>
+      <Version>[1.0.1-preview123]</Version>
     </Dependency>
   </ItemGroup>
   <PropertyGroup Label="Globals">
diff --git a/source/Nuget.nanoFramework.Networking.Sntp/Nuget.nanoFramework.Networking.Sntp.nuproj b/source/Nuget.nanoFramework.Networking.Sntp/Nuget.nanoFramework.Networking.Sntp.nuproj
index d75e2d6..1dcd6e2 100644
--- a/source/Nuget.nanoFramework.Networking.Sntp/Nuget.nanoFramework.Networking.Sntp.nuproj
+++ b/source/Nuget.nanoFramework.Networking.Sntp/Nuget.nanoFramework.Networking.Sntp.nuproj
@@ -35,7 +35,7 @@
   </ItemGroup>
   <ItemGroup>
     <Dependency Include="nanoFramework.CoreLibrary">
-      <Version>[1.0.1-preview118]</Version>
+      <Version>[1.0.1-preview123]</Version>
     </Dependency>
   </ItemGroup>
   <PropertyGroup Label="Globals">
diff --git a/source/nanoFramework.Networking.Sntp/nanoFramework.Networking.Sntp.nfproj b/source/nanoFramework.Networking.Sntp/nanoFramework.Networking.Sntp.nfproj
index 58149da..b486a46 100644
--- a/source/nanoFramework.Networking.Sntp/nanoFramework.Networking.Sntp.nfproj
+++ b/source/nanoFramework.Networking.Sntp/nanoFramework.Networking.Sntp.nfproj
@@ -44,7 +44,7 @@
     <Name>nanoFramework.Networking.Sntp</Name>
   </PropertyGroup>
   <ItemGroup>
-    <NFMDP_PE_LoadHints Include="..\packages\nanoFramework.CoreLibrary.1.0.1-preview118\lib\mscorlib.dll">
+    <NFMDP_PE_LoadHints Include="..\packages\nanoFramework.CoreLibrary.1.0.1-preview123\lib\mscorlib.dll">
       <InProject>false</InProject>
     </NFMDP_PE_LoadHints>
   </ItemGroup>
@@ -59,7 +59,7 @@
   </ItemGroup>
   <ItemGroup>
     <Reference Include="mscorlib, Version=1.0.1.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.CoreLibrary.1.0.1-preview118\lib\mscorlib.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.CoreLibrary.1.0.1-preview123\lib\mscorlib.dll</HintPath>
       <Private>True</Private>
     </Reference>
   </ItemGroup>
diff --git a/source/nanoFramework.Networking.Sntp/packages.config b/source/nanoFramework.Networking.Sntp/packages.config
index f255644..3546acc 100644
--- a/source/nanoFramework.Networking.Sntp/packages.config
+++ b/source/nanoFramework.Networking.Sntp/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="1.0.1-preview118" targetFramework="netnanoframework10" />
+  <package id="nanoFramework.CoreLibrary" version="1.0.1-preview123" targetFramework="netnanoframework10" />
   <package id="NuProj" version="0.20.4-beta" developmentDependency="true" />
   <package id="NuProj.Common" version="0.20.4-beta" developmentDependency="true" />
 </packages>
\ No newline at end of file