diff --git a/homeassistant/components/demo/tts.py b/homeassistant/components/demo/tts.py
index b7be6349d98..d3519cd6465 100644
--- a/homeassistant/components/demo/tts.py
+++ b/homeassistant/components/demo/tts.py
@@ -39,7 +39,7 @@ class DemoProvider(Provider):
 
     @property
     def supported_options(self):
-        """Return list of supported options like voice, emotionen."""
+        """Return list of supported options like voice, emotions."""
         return ["voice", "age"]
 
     def get_tts_audio(self, message, language, options=None):