diff --git a/MP-ADM/packages.config b/MP-ADM/packages.config
index 9f4daa89..e5734cfd 100644
--- a/MP-ADM/packages.config
+++ b/MP-ADM/packages.config
@@ -24,7 +24,7 @@
   <package id="Microsoft.AspNet.Web.Optimization.it" version="1.1.3" targetFramework="net461" />
   <package id="Microsoft.AspNet.Web.Optimization.WebForms" version="1.1.3" targetFramework="net461" />
   <package id="Microsoft.Bcl.AsyncInterfaces" version="5.0.0" targetFramework="net462" />
-  <package id="Microsoft.NETCore.Platforms" version="5.0.0" targetFramework="net462" />
+  <package id="Microsoft.NETCore.Platforms" version="3.1.3" targetFramework="net462" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net461" />
   <package id="Microsoft.Web.RedisSessionStateProvider" version="4.0.1" targetFramework="net462" />
   <package id="Modernizr" version="2.8.3" targetFramework="net461" />
diff --git a/MP-IO/MP-IO.csproj b/MP-IO/MP-IO.csproj
index e1c2d4d3..c844eca9 100644
--- a/MP-IO/MP-IO.csproj
+++ b/MP-IO/MP-IO.csproj
@@ -142,8 +142,8 @@
     <Reference Include="System.Net.Http, Version=4.1.1.3, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Net.Http.4.3.4\lib\net46\System.Net.Http.dll</HintPath>
     </Reference>
-    <Reference Include="System.Net.Http.Formatting, Version=5.2.7.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.AspNet.WebApi.Client.5.2.7\lib\net45\System.Net.Http.Formatting.dll</HintPath>
+    <Reference Include="System.Net.Http.Formatting, Version=5.2.6.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.AspNet.WebApi.Client.5.2.6\lib\net45\System.Net.Http.Formatting.dll</HintPath>
     </Reference>
     <Reference Include="System.Numerics" />
     <Reference Include="System.Numerics.Vectors, Version=4.1.4.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
@@ -194,11 +194,11 @@
     <Reference Include="System.Web.Helpers, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <HintPath>..\packages\Microsoft.AspNet.WebPages.3.2.7\lib\net45\System.Web.Helpers.dll</HintPath>
     </Reference>
-    <Reference Include="System.Web.Http, Version=5.2.7.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.AspNet.WebApi.Core.5.2.7\lib\net45\System.Web.Http.dll</HintPath>
+    <Reference Include="System.Web.Http, Version=5.2.6.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.AspNet.WebApi.Core.5.2.6\lib\net45\System.Web.Http.dll</HintPath>
     </Reference>
-    <Reference Include="System.Web.Http.WebHost, Version=5.2.7.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.AspNet.WebApi.WebHost.5.2.7\lib\net45\System.Web.Http.WebHost.dll</HintPath>
+    <Reference Include="System.Web.Http.WebHost, Version=5.2.6.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.AspNet.WebApi.WebHost.5.2.6\lib\net45\System.Web.Http.WebHost.dll</HintPath>
     </Reference>
     <Reference Include="System.Web.Mvc, Version=5.2.7.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <HintPath>..\packages\Microsoft.AspNet.Mvc.5.2.7\lib\net45\System.Web.Mvc.dll</HintPath>
diff --git a/MP-IO/Web.config b/MP-IO/Web.config
index 6f5c78b7..ebcd0a54 100644
--- a/MP-IO/Web.config
+++ b/MP-IO/Web.config
@@ -140,14 +140,14 @@
             <add name="ErrorMail" type="Elmah.ErrorMailModule, Elmah" preCondition="managedHandler" />
             <add name="ErrorFilter" type="Elmah.ErrorFilterModule, Elmah" preCondition="managedHandler" />
         </modules>
-        <handlers>
-            <remove name="ExtensionlessUrlHandler-Integrated-4.0" />
-            <remove name="OPTIONSVerbHandler" />
-            <remove name="TRACEVerbHandler" />
-            <add name="ExtensionlessUrlHandler-Integrated-4.0" path="*." verb="*" type="System.Web.Handlers.TransferRequestHandler" preCondition="integratedMode,runtimeVersionv4.0" />
-        </handlers>
+        
         <validation validateIntegratedModeConfiguration="false" />
-    </system.webServer>
+    <handlers>
+      <remove name="ExtensionlessUrlHandler-Integrated-4.0" />
+      <remove name="OPTIONSVerbHandler" />
+      <remove name="TRACEVerbHandler" />
+      <add name="ExtensionlessUrlHandler-Integrated-4.0" path="*." verb="*" type="System.Web.Handlers.TransferRequestHandler" preCondition="integratedMode,runtimeVersionv4.0" />
+    </handlers></system.webServer>
     <elmah>
         <errorLog type="Elmah.SqlErrorLog, Elmah" connectionStringName="ErrorLog" />
         <security allowRemoteAccess="false" />
diff --git a/MP-IO/packages.config b/MP-IO/packages.config
index c554a70c..c48ebbe6 100644
--- a/MP-IO/packages.config
+++ b/MP-IO/packages.config
@@ -14,17 +14,17 @@
   <package id="Microsoft.AspNet.Razor" version="3.2.7" targetFramework="net462" />
   <package id="Microsoft.AspNet.Razor.it" version="3.2.7" targetFramework="net462" />
   <package id="Microsoft.AspNet.SessionState.SessionStateModule" version="1.1.0" targetFramework="net462" />
-  <package id="Microsoft.AspNet.WebApi" version="5.2.7" targetFramework="net462" />
-  <package id="Microsoft.AspNet.WebApi.Client" version="5.2.7" targetFramework="net462" />
-  <package id="Microsoft.AspNet.WebApi.Client.it" version="5.2.7" targetFramework="net462" />
-  <package id="Microsoft.AspNet.WebApi.Core" version="5.2.7" targetFramework="net462" />
-  <package id="Microsoft.AspNet.WebApi.Core.it" version="5.2.7" targetFramework="net462" />
-  <package id="Microsoft.AspNet.WebApi.WebHost" version="5.2.7" targetFramework="net462" />
-  <package id="Microsoft.AspNet.WebApi.WebHost.it" version="5.2.7" targetFramework="net462" />
+  <package id="Microsoft.AspNet.WebApi" version="5.2.6" targetFramework="net462" />
+  <package id="Microsoft.AspNet.WebApi.Client" version="5.2.6" targetFramework="net462" />
+  <package id="Microsoft.AspNet.WebApi.Client.it" version="5.2.6" targetFramework="net462" />
+  <package id="Microsoft.AspNet.WebApi.Core" version="5.2.6" targetFramework="net462" />
+  <package id="Microsoft.AspNet.WebApi.Core.it" version="5.2.6" targetFramework="net462" />
+  <package id="Microsoft.AspNet.WebApi.WebHost" version="5.2.6" targetFramework="net462" />
+  <package id="Microsoft.AspNet.WebApi.WebHost.it" version="5.2.6" targetFramework="net462" />
   <package id="Microsoft.AspNet.WebPages" version="3.2.7" targetFramework="net462" />
   <package id="Microsoft.AspNet.WebPages.it" version="3.2.7" targetFramework="net462" />
   <package id="Microsoft.Bcl.AsyncInterfaces" version="5.0.0" targetFramework="net462" />
-  <package id="Microsoft.NETCore.Platforms" version="5.0.0" targetFramework="net462" />
+  <package id="Microsoft.NETCore.Platforms" version="3.1.3" targetFramework="net462" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net452" />
   <package id="Microsoft.Web.RedisSessionStateProvider" version="4.0.1" targetFramework="net462" />
   <package id="MongoDB.Bson" version="2.11.4" targetFramework="net462" />
diff --git a/MP-LAND/MP-LAND.csproj b/MP-LAND/MP-LAND.csproj
index f8ca310a..9ee23112 100644
--- a/MP-LAND/MP-LAND.csproj
+++ b/MP-LAND/MP-LAND.csproj
@@ -118,10 +118,12 @@
       <HintPath>..\packages\Snappy.NET.1.1.1.8\lib\net45\Snappy.NET.dll</HintPath>
     </Reference>
     <Reference Include="StackExchange.Redis, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c219ff1ca8c2ce46, processorArchitecture=MSIL">
-      <HintPath>..\packages\StackExchange.Redis.2.2.4\lib\net461\StackExchange.Redis.dll</HintPath>
+      <HintPath>..\packages\StackExchange.Redis.2.1.30\lib\net461\StackExchange.Redis.dll</HintPath>
+      <Private>True</Private>
     </Reference>
-    <Reference Include="SteamWare, Version=5.0.2011.746, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\SteamWare.5.0.2011.746\lib\net462\SteamWare.dll</HintPath>
+    <Reference Include="SteamWare, Version=4.1.2008.736, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\SteamWare.4.1.2008.736\lib\net462\SteamWare.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="SteamWare.Logger, Version=5.0.2011.746, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>..\packages\SteamWare.Logger.5.0.2011.746\lib\net462\SteamWare.Logger.dll</HintPath>
@@ -135,8 +137,9 @@
       <HintPath>..\packages\System.Diagnostics.PerformanceCounter.5.0.0\lib\net461\System.Diagnostics.PerformanceCounter.dll</HintPath>
     </Reference>
     <Reference Include="System.Drawing" />
-    <Reference Include="System.IO.Compression, Version=4.1.2.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.IO.Compression.4.3.0\lib\net46\System.IO.Compression.dll</HintPath>
+    <Reference Include="System.IO.Compression, Version=4.1.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.IO.Compression.4.1.0\lib\net46\System.IO.Compression.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System.IO.Pipelines, Version=5.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.IO.Pipelines.5.0.0\lib\net461\System.IO.Pipelines.dll</HintPath>
@@ -304,7 +307,6 @@
     <Content Include="Content\bootstrap.min.css" />
     <Content Include="Core\Compression\Snappy\lib\win\snappy32.dll" />
     <Content Include="Core\Compression\Snappy\lib\win\snappy64.dll" />
-    <Content Include="Core\Compression\Zstandard\lib\win\libzstd.dll" />
     <Content Include="images\SteamwareLogoOnly.png" />
     <Content Include="Content\font-awesome.css" />
     <Content Include="Content\font-awesome.min.css" />
@@ -347,8 +349,6 @@
     <Content Include="Scripts\esm\popper.js.map" />
     <Content Include="Scripts\esm\popper-utils.min.js.map" />
     <Content Include="Scripts\esm\popper-utils.js.map" />
-    <Content Include="App_Readme\SteamWare_demo\example-NLog.config" />
-    <Content Include="App_Readme\SteamWare_demo\example-app.config" />
     <Content Include="Scripts\bootstrap.min.js.map" />
     <Content Include="Scripts\bootstrap.js.map" />
     <Content Include="Scripts\bootstrap.bundle.min.js.map" />
@@ -359,6 +359,8 @@
     <Content Include="Content\bootstrap-reboot.css.map" />
     <Content Include="Content\bootstrap-grid.min.css.map" />
     <Content Include="Content\bootstrap-grid.css.map" />
+    <Content Include="App_Readme\SteamWare_demo\example-NLog.config" />
+    <Content Include="App_Readme\SteamWare_demo\example-app.config" />
     <None Include="Scripts\jquery-3.4.1.intellisense.js" />
     <None Include="Scripts\jquery-3.5.1-vsdoc.js" />
     <Content Include="Scripts\jquery-3.5.1.js" />
@@ -527,6 +529,7 @@
   </ItemGroup>
   <ItemGroup>
     <Folder Include="App_Data\" />
+    <Folder Include="Core\Compression\Zstandard\lib\" />
     <Folder Include="FileUpload\" />
     <Folder Include="Resources\Donati\BASI\" />
     <Folder Include="Resources\Donati\LAVORAZIONI\Views\" />
diff --git a/MP-LAND/Web.config b/MP-LAND/Web.config
index f27ad775..0fb994f1 100644
--- a/MP-LAND/Web.config
+++ b/MP-LAND/Web.config
@@ -75,8 +75,28 @@
     <runtime>
         <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
             <dependentAssembly>
-                <assemblyIdentity name="System.Net.Http" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-4.1.1.3" newVersion="4.1.1.3" />
+                <assemblyIdentity name="System.Security.Cryptography.Pkcs" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+                <bindingRedirect oldVersion="0.0.0.0-5.0.0.0" newVersion="5.0.0.0" />
+            </dependentAssembly>
+            <dependentAssembly>
+                <assemblyIdentity name="System.Buffers" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
+                <bindingRedirect oldVersion="0.0.0.0-4.0.3.0" newVersion="4.0.3.0" />
+            </dependentAssembly>
+            <dependentAssembly>
+                <assemblyIdentity name="DnsClient" publicKeyToken="4574bb5573c51424" culture="neutral" />
+                <bindingRedirect oldVersion="0.0.0.0-1.3.2.0" newVersion="1.3.2.0" />
+            </dependentAssembly>
+            <dependentAssembly>
+                <assemblyIdentity name="System.Runtime.InteropServices.RuntimeInformation" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+                <bindingRedirect oldVersion="0.0.0.0-4.0.2.0" newVersion="4.0.2.0" />
+            </dependentAssembly>
+            <dependentAssembly>
+                <assemblyIdentity name="SharpCompress" publicKeyToken="afb0a02973931d96" culture="neutral" />
+                <bindingRedirect oldVersion="0.0.0.0-0.26.0.0" newVersion="0.26.0.0" />
+            </dependentAssembly>
+            <dependentAssembly>
+                <assemblyIdentity name="System.Runtime.CompilerServices.Unsafe" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+                <bindingRedirect oldVersion="0.0.0.0-5.0.0.0" newVersion="5.0.0.0" />
             </dependentAssembly>
             <dependentAssembly>
                 <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
@@ -90,58 +110,10 @@
                 <assemblyIdentity name="Antlr3.Runtime" publicKeyToken="eb42632606e9261f" culture="neutral" />
                 <bindingRedirect oldVersion="0.0.0.0-3.5.0.2" newVersion="3.5.0.2" />
             </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="System.Buffers" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-4.0.3.0" newVersion="4.0.3.0" />
-            </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="System.Runtime.CompilerServices.Unsafe" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-5.0.0.0" newVersion="5.0.0.0" />
-            </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="DnsClient" publicKeyToken="4574bb5573c51424" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-1.3.2.0" newVersion="1.3.2.0" />
-            </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="SharpCompress" publicKeyToken="afb0a02973931d96" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-0.26.0.0" newVersion="0.26.0.0" />
-            </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="System.Threading.Tasks.Extensions" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-4.2.0.1" newVersion="4.2.0.1" />
-            </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="System.Numerics.Vectors" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-4.1.4.0" newVersion="4.1.4.0" />
-            </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="System.IO.Compression" publicKeyToken="b77a5c561934e089" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-4.1.2.0" newVersion="4.1.2.0" />
-            </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="System.Runtime.InteropServices.RuntimeInformation" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-4.0.2.0" newVersion="4.0.2.0" />
-            </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="System.Web.Mvc" publicKeyToken="31bf3856ad364e35" />
-                <bindingRedirect oldVersion="1.0.0.0-5.2.7.0" newVersion="5.2.7.0" />
-            </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="System.IO.Pipelines" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-4.0.2.2" newVersion="4.0.2.2" />
-            </dependentAssembly>
             <dependentAssembly>
                 <assemblyIdentity name="ICSharpCode.SharpZipLib" publicKeyToken="1b03e6acf1164f73" culture="neutral" />
                 <bindingRedirect oldVersion="0.0.0.0-1.3.0.8" newVersion="1.3.0.8" />
             </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="System.Threading.Channels" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-5.0.0.0" newVersion="5.0.0.0" />
-            </dependentAssembly>
-            <dependentAssembly>
-                <assemblyIdentity name="System.Security.Cryptography.Pkcs" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
-                <bindingRedirect oldVersion="0.0.0.0-5.0.0.0" newVersion="5.0.0.0" />
-            </dependentAssembly>
         </assemblyBinding>
     </runtime>
     <entityFramework>
diff --git a/MP-LAND/packages.config b/MP-LAND/packages.config
index 1c4d5ae1..edc94c17 100644
--- a/MP-LAND/packages.config
+++ b/MP-LAND/packages.config
@@ -29,7 +29,7 @@
   <package id="Microsoft.AspNet.WebPages.it" version="3.2.7" targetFramework="net462" />
   <package id="Microsoft.Bcl.AsyncInterfaces" version="5.0.0" targetFramework="net462" />
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.2.11" targetFramework="net462" />
-  <package id="Microsoft.NETCore.Platforms" version="5.0.0" targetFramework="net462" />
+  <package id="Microsoft.NETCore.Platforms" version="3.1.3" targetFramework="net462" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net462" />
   <package id="Microsoft.Web.RedisSessionStateProvider" version="4.0.1" targetFramework="net462" />
   <package id="Modernizr" version="2.8.3" targetFramework="net462" />
@@ -47,12 +47,12 @@
   <package id="SharpCompress" version="0.26.0" targetFramework="net462" />
   <package id="SharpZipLib" version="1.3.0" targetFramework="net462" />
   <package id="Snappy.NET" version="1.1.1.8" targetFramework="net462" />
-  <package id="StackExchange.Redis" version="2.2.4" targetFramework="net462" />
-  <package id="SteamWare" version="5.0.2011.746" targetFramework="net462" />
+  <package id="StackExchange.Redis" version="2.1.30" targetFramework="net462" />
+  <package id="SteamWare" version="4.1.2008.736" targetFramework="net462" />
   <package id="SteamWare.Logger" version="5.0.2011.746" targetFramework="net462" />
   <package id="System.Buffers" version="4.5.1" targetFramework="net462" />
   <package id="System.Diagnostics.PerformanceCounter" version="5.0.0" targetFramework="net462" />
-  <package id="System.IO.Compression" version="4.3.0" targetFramework="net462" />
+  <package id="System.IO.Compression" version="4.1.0" targetFramework="net462" />
   <package id="System.IO.Pipelines" version="5.0.0" targetFramework="net462" />
   <package id="System.Memory" version="4.5.4" targetFramework="net462" />
   <package id="System.Net.Http" version="4.3.4" targetFramework="net462" />
diff --git a/MP-MON/packages.config b/MP-MON/packages.config
index c472bd5a..99e44cbd 100644
--- a/MP-MON/packages.config
+++ b/MP-MON/packages.config
@@ -24,7 +24,7 @@
   <package id="Microsoft.AspNet.WebPages" version="3.2.7" targetFramework="net462" />
   <package id="Microsoft.Bcl.AsyncInterfaces" version="5.0.0" targetFramework="net462" />
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.2.11" targetFramework="net462" />
-  <package id="Microsoft.NETCore.Platforms" version="5.0.0" targetFramework="net462" />
+  <package id="Microsoft.NETCore.Platforms" version="3.1.3" targetFramework="net462" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net462" />
   <package id="Microsoft.Web.RedisSessionStateProvider" version="4.0.1" targetFramework="net462" />
   <package id="Modernizr" version="2.8.3" targetFramework="net462" />
diff --git a/MP-Site/packages.config b/MP-Site/packages.config
index 9eab5bf3..c9916669 100644
--- a/MP-Site/packages.config
+++ b/MP-Site/packages.config
@@ -26,7 +26,7 @@
   <package id="Microsoft.CodeAnalysis.VersionCheckAnalyzer" version="3.3.1" targetFramework="net462" developmentDependency="true" />
   <package id="Microsoft.CodeQuality.Analyzers" version="3.3.1" targetFramework="net462" developmentDependency="true" />
   <package id="Microsoft.NetCore.Analyzers" version="3.3.1" targetFramework="net462" developmentDependency="true" />
-  <package id="Microsoft.NETCore.Platforms" version="5.0.0" targetFramework="net462" />
+  <package id="Microsoft.NETCore.Platforms" version="3.1.3" targetFramework="net462" />
   <package id="Microsoft.NetFramework.Analyzers" version="3.3.1" targetFramework="net462" developmentDependency="true" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net462" />
   <package id="Microsoft.Web.RedisSessionStateProvider" version="4.0.1" targetFramework="net462" />
diff --git a/MP-TAB/packages.config b/MP-TAB/packages.config
index fe0a4163..1830b400 100644
--- a/MP-TAB/packages.config
+++ b/MP-TAB/packages.config
@@ -23,7 +23,7 @@
   <package id="Microsoft.AspNet.Web.Optimization" version="1.1.3" targetFramework="net45" />
   <package id="Microsoft.AspNet.Web.Optimization.WebForms" version="1.1.3" targetFramework="net45" />
   <package id="Microsoft.Bcl.AsyncInterfaces" version="5.0.0" targetFramework="net462" />
-  <package id="Microsoft.NETCore.Platforms" version="5.0.0" targetFramework="net462" />
+  <package id="Microsoft.NETCore.Platforms" version="3.1.3" targetFramework="net462" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net45" />
   <package id="Microsoft.Web.RedisSessionStateProvider" version="4.0.1" targetFramework="net462" />
   <package id="Modernizr" version="2.8.3" targetFramework="net45" />
diff --git a/MapoDb/packages.config b/MapoDb/packages.config
index e3be53d9..20e6470b 100644
--- a/MapoDb/packages.config
+++ b/MapoDb/packages.config
@@ -7,7 +7,7 @@
   <package id="DnsClient" version="1.3.2" targetFramework="net462" />
   <package id="EntityFramework" version="6.4.4" targetFramework="net462" />
   <package id="Microsoft.Bcl.AsyncInterfaces" version="5.0.0" targetFramework="net462" />
-  <package id="Microsoft.NETCore.Platforms" version="5.0.0" targetFramework="net462" />
+  <package id="Microsoft.NETCore.Platforms" version="3.1.3" targetFramework="net462" />
   <package id="MongoDB.Bson" version="2.11.4" targetFramework="net462" />
   <package id="MongoDB.Driver" version="2.11.4" targetFramework="net462" />
   <package id="MongoDB.Driver.Core" version="2.11.4" targetFramework="net462" />