diff --git a/src/utils/misc.ts b/src/utils/misc.ts
index 3b6db4b..f8bf6f8 100644
--- a/src/utils/misc.ts
+++ b/src/utils/misc.ts
@@ -46,7 +46,7 @@ export function exec(path: string, args: string[], maxBuffer: number) {
     return new Promise<ExecResult>(
         resolve => child_process.execFile(path, args,
             {
-                env: { ...process.env, LC_MESSAGES: 'en_US' },
+                env: { ...process.env, LC_MESSAGES: 'en_US.UTF-8' },
                 maxBuffer: maxBuffer,
             },
             (error, stdout, stderr) => resolve(error