diff --git a/powershell.ts b/powershell.ts
index 91b8a76..5953f6c 100644
--- a/powershell.ts
+++ b/powershell.ts
@@ -26,6 +26,7 @@ export function generate(
 
   return `# powershell completion for ${name} -*- shell-script -*-
 
+  [Console]::OutputEncoding = [System.Text.Encoding]::UTF8
     function __${name}_debug {
         if ($env:BASH_COMP_DEBUG_FILE) {
             "$args" | Out-File -Append -FilePath "$env:BASH_COMP_DEBUG_FILE"