diff --git a/Editor/Mono/Utils/Program.cs b/Editor/Mono/Utils/Program.cs
index a4dd94b420..a53ab53fbd 100644
--- a/Editor/Mono/Utils/Program.cs
+++ b/Editor/Mono/Utils/Program.cs
@@ -47,6 +47,7 @@ public void Start(EventHandler exitCallback)
             _process.StartInfo.RedirectStandardInput = true;
             _process.StartInfo.RedirectStandardError = true;
             _process.StartInfo.RedirectStandardOutput = true;
+            _process.StartInfo.StandardInputEncoding = new UTF8Encoding(false);
             _process.StartInfo.UseShellExecute = false;
 
             _process.Start();