diff --git a/Flow.Launcher/App.xaml.cs b/Flow.Launcher/App.xaml.cs
index 985d4da87..731dc1541 100644
--- a/Flow.Launcher/App.xaml.cs
+++ b/Flow.Launcher/App.xaml.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Diagnostics;
+using System.Text;
 using System.Threading.Tasks;
 using System.Timers;
 using System.Windows;
@@ -85,6 +86,8 @@ namespace Flow.Launcher
 
                 Http.Proxy = _settings.Proxy;
 
+                Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
+
                 RegisterExitEvents();
 
                 AutoStartup();
diff --git a/Plugins/Flow.Launcher.Plugin.Calculator/Main.cs b/Plugins/Flow.Launcher.Plugin.Calculator/Main.cs
index 1235a18e7..949911229 100644
--- a/Plugins/Flow.Launcher.Plugin.Calculator/Main.cs
+++ b/Plugins/Flow.Launcher.Plugin.Calculator/Main.cs
@@ -34,7 +34,7 @@ namespace Flow.Launcher.Plugin.Caculator
         {
             MagesEngine = new Engine();
         }
-        
+
         public void Init(PluginInitContext context)
         {
             Context = context;
@@ -78,16 +78,16 @@ namespace Flow.Launcher.Plugin.Caculator
                             {
                                 try
                                 {
-                                    Clipboard.SetText(newResult);
+                                    Clipboard.SetDataObject(newResult);
                                     return true;
                                 }
-                                catch (ExternalException)
+                                catch (ExternalException e)
                                 {
                                     MessageBox.Show("Copy failed, please try later");
                                     return false;
                                 }
                             }
-                        } 
+                        }
                     };
                 }
             }
@@ -111,7 +111,7 @@ namespace Flow.Launcher.Plugin.Caculator
             {
                 return false;
             }
-                
+
             if (!IsBracketComplete(query.Search))
             {
                 return false;
@@ -164,7 +164,7 @@ namespace Flow.Launcher.Plugin.Caculator
 
             return leftBracketCount == 0;
         }
-        
+
         public string GetTranslatedPluginTitle()
         {
             return Context.API.GetTranslation("flowlauncher_plugin_caculator_plugin_name");
diff --git a/Plugins/Flow.Launcher.Plugin.Calculator/plugin.json b/Plugins/Flow.Launcher.Plugin.Calculator/plugin.json
index 284a2893d..316788884 100644
--- a/Plugins/Flow.Launcher.Plugin.Calculator/plugin.json
+++ b/Plugins/Flow.Launcher.Plugin.Calculator/plugin.json
@@ -4,7 +4,7 @@
   "Name": "Calculator",
   "Description": "Provide mathematical calculations.(Try 5*3-2 in Flow Launcher)",
   "Author": "cxfksword",
-  "Version": "1.0.0",
+  "Version": "1.0.1",
   "Language": "csharp",
   "Website": "https://github.com/Flow-Launcher/Flow.Launcher",
   "ExecuteFileName": "Flow.Launcher.Plugin.Caculator.dll",
diff --git a/README.md b/README.md
index b4459b9d8..b44628744 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,7 @@
 [![Github All Releases](https://img.shields.io/github/downloads/Flow-Launcher/Flow.Launcher/total.svg)](https://github.com/Flow-Launcher/Flow.Launcher/releases)
 [![GitHub release (latest by date)](https://img.shields.io/github/v/release/Flow-Launcher/Flow.Launcher)](https://github.com/Flow-Launcher/Flow.Launcher/releases/latest)
 ![GitHub Release Date](https://img.shields.io/github/release-date/Flow-Launcher/Flow.Launcher)
+[![Discord](https://img.shields.io/discord/727828229250875472?color=7389D8&labelColor=6A7EC2&label=Community&logo=discord&logoColor=white)](https://discord.gg/AvgAQgh)
 
 Flow Launcher. Dedicated to make your workflow flow more seamlessly. Aimed at being more than an app launcher, it searches, integrates and expands on functionalities. Flow will continue to evolve, designed to be open and built with the community at heart.
 
@@ -59,6 +60,8 @@ Get in touch if you like to join the Flow-Launcher Team and help build this grea
 
 Yes please, submit an issue to let us know.
 
+**Join our community on [Discord](https://discord.gg/AvgAQgh)!**
+
 ## Developing/Debugging
 
 Flow Launcher's target framework is .Net Core 3.1
diff --git a/SolutionAssemblyInfo.cs b/SolutionAssemblyInfo.cs
index 5591de39c..abf7f5e15 100644
--- a/SolutionAssemblyInfo.cs
+++ b/SolutionAssemblyInfo.cs
@@ -16,6 +16,6 @@ using System.Runtime.InteropServices;
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 [assembly: ComVisible(false)]
-[assembly: AssemblyVersion("1.3.0")]
-[assembly: AssemblyFileVersion("1.3.0")]
-[assembly: AssemblyInformationalVersion("1.3.0")]
\ No newline at end of file
+[assembly: AssemblyVersion("1.3.1")]
+[assembly: AssemblyFileVersion("1.3.1")]
+[assembly: AssemblyInformationalVersion("1.3.1")]
\ No newline at end of file
diff --git a/appveyor.yml b/appveyor.yml
index f3bc7cce3..2b2acc304 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: '1.3.0.{build}'
+version: '1.3.1.{build}'
 
 init:
 - ps: |