diff --git a/homeassistant/scripts/macos/launchd.plist b/homeassistant/scripts/macos/launchd.plist
index ba067387f55..920f45a0c0e 100644
--- a/homeassistant/scripts/macos/launchd.plist
+++ b/homeassistant/scripts/macos/launchd.plist
@@ -9,6 +9,8 @@
     <dict>
       <key>PATH</key>
       <string>/usr/local/bin/:/usr/bin:/usr/sbin:$PATH</string>
+      <key>LC_CTYPE</key>
+      <string>UTF-8</string>
     </dict>
 
     <key>Program</key>