diff --git a/ClientRtkGps/App.config b/ClientRtkGps/App.config
index ac3b01a..5c7ab2d 100644
--- a/ClientRtkGps/App.config
+++ b/ClientRtkGps/App.config
@@ -1,31 +1,31 @@
 <?xml version="1.0" encoding="utf-8"?>
 <configuration>
     <configSections>
-      <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler,log4net"/>
-        <sectionGroup name="userSettings" type="System.Configuration.UserSettingsGroup, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" >
+      <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler,log4net" />
+        <sectionGroup name="userSettings" type="System.Configuration.UserSettingsGroup, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
             <section name="ClientRtkGps.Properties.Settings" type="System.Configuration.ClientSettingsSection, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" allowExeDefinition="MachineToLocalUser" requirePermission="false" />
         </sectionGroup>
     </configSections>
 
     <log4net>
       <appender name="Main" type="log4net.Appender.RollingFileAppender">
-        <file type="log4net.Util.PatternString" value="${LOCALAPPDATA}\\DSS\logs\ClientRtkGps\log-%utcdate{yyyy-MM-dd_HH-mm-ss}.txt"/>
-        <rollingStyle value="Date"/>
-        <appendToFile value="true"/>
-        <maximumFileSize value="1GB"/>
-        <maxSizeRollBackups value="3"/>
+        <file type="log4net.Util.PatternString" value="${LOCALAPPDATA}\\DSS\logs\ClientRtkGps\log-%utcdate{yyyy-MM-dd_HH-mm-ss}.txt" />
+        <rollingStyle value="Date" />
+        <appendToFile value="true" />
+        <maximumFileSize value="1GB" />
+        <maxSizeRollBackups value="3" />
         <layout type="log4net.Layout.PatternLayout">
           <conversionPattern value="%utcdate{ISO8601} UTC %-5level %-18logger %message%newline" />
         </layout>
       </appender>
       <root>
-        <level value="INFO"/>
-        <appender-ref ref="Main"/>
+        <level value="INFO" />
+        <appender-ref ref="Main" />
       </root>
     </log4net>
   
     <startup> 
-        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1"/>
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" />
     </startup>
     <userSettings>
         <ClientRtkGps.Properties.Settings>
@@ -115,4 +115,12 @@
             </setting>
         </ClientRtkGps.Properties.Settings>
     </userSettings>
+  <runtime>
+    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <assemblyIdentity name="log4net" publicKeyToken="669e0ddf0bb1aa2a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-3.3.0.0" newVersion="3.3.0.0" />
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
 </configuration>
diff --git a/ClientRtkGps/ClientRtkGps.csproj b/ClientRtkGps/ClientRtkGps.csproj
index 3d3db70..128f450 100644
--- a/ClientRtkGps/ClientRtkGps.csproj
+++ b/ClientRtkGps/ClientRtkGps.csproj
@@ -40,8 +40,9 @@
     <Reference Include="Flurl, Version=2.8.0.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>..\packages\Flurl.2.8.0\lib\net40\Flurl.dll</HintPath>
     </Reference>
-    <Reference Include="log4net, Version=2.0.8.0, Culture=neutral, PublicKeyToken=669e0ddf0bb1aa2a, processorArchitecture=MSIL">
-      <HintPath>..\packages\log4net.2.0.8\lib\net45-full\log4net.dll</HintPath>
+    <Reference Include="log4net, Version=3.3.0.0, Culture=neutral, PublicKeyToken=669e0ddf0bb1aa2a">
+      <HintPath>..\packages\log4net.3.3.0\lib\netstandard2.0\log4net.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="mavlink, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
@@ -51,8 +52,32 @@
       <HintPath>..\packages\PortableSettingsProvider.0.2.4\lib\net45\PortableSettingsProvider.dll</HintPath>
     </Reference>
     <Reference Include="System" />
+    <Reference Include="System.Buffers, Version=4.0.2.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51">
+      <HintPath>..\packages\System.Buffers.4.6.1\lib\netstandard2.0\System.Buffers.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
     <Reference Include="System.Configuration" />
+    <Reference Include="System.Configuration.ConfigurationManager, Version=10.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51">
+      <HintPath>..\packages\System.Configuration.ConfigurationManager.10.0.5\lib\netstandard2.0\System.Configuration.ConfigurationManager.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
     <Reference Include="System.Core" />
+    <Reference Include="System.Memory, Version=4.0.2.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51">
+      <HintPath>..\packages\System.Memory.4.6.3\lib\netstandard2.0\System.Memory.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Numerics.Vectors, Version=4.1.3.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+      <HintPath>..\packages\System.Numerics.Vectors.4.6.1\lib\netstandard2.0\System.Numerics.Vectors.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Runtime.CompilerServices.Unsafe, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+      <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.6.1.2\lib\netstandard2.0\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Security.Cryptography.ProtectedData, Version=10.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+      <HintPath>..\packages\System.Security.Cryptography.ProtectedData.10.0.5\lib\netstandard2.0\System.Security.Cryptography.ProtectedData.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
     <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="Microsoft.CSharp" />
diff --git a/ClientRtkGps/packages.config b/ClientRtkGps/packages.config
index 8d85c16..f50925b 100644
--- a/ClientRtkGps/packages.config
+++ b/ClientRtkGps/packages.config
@@ -1,6 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Flurl" version="2.8.0" targetFramework="net461" />
-  <package id="log4net" version="2.0.8" targetFramework="net461" />
+  <package id="log4net" version="3.3.0" targetFramework="net461" />
   <package id="PortableSettingsProvider" version="0.2.4" targetFramework="net461" />
+  <package id="System.Buffers" version="4.6.1" targetFramework="net461" />
+  <package id="System.Configuration.ConfigurationManager" version="10.0.5" targetFramework="net461" />
+  <package id="System.Memory" version="4.6.3" targetFramework="net461" />
+  <package id="System.Numerics.Vectors" version="4.6.1" targetFramework="net461" />
+  <package id="System.Runtime.CompilerServices.Unsafe" version="6.1.2" targetFramework="net461" />
+  <package id="System.Security.Cryptography.ProtectedData" version="10.0.5" targetFramework="net461" />
 </packages>
\ No newline at end of file