diff --git a/homeassistant/components/yamaha_musiccast/const.py b/homeassistant/components/yamaha_musiccast/const.py
index 5984d73980f..49234ac38ee 100644
--- a/homeassistant/components/yamaha_musiccast/const.py
+++ b/homeassistant/components/yamaha_musiccast/const.py
@@ -55,12 +55,3 @@ TRANSLATION_KEY_MAPPING = {
     "zone_LINK_CONTROL": "zone_link_control",
     "zone_LINK_AUDIO_DELAY": "zone_link_audio_delay",
 }
-
-ZONE_SLEEP_STATE_MAPPING = {
-    "off": "off",
-    "30 min": "30_min",
-    "60 min": "60_min",
-    "90 min": "90_min",
-    "120 min": "120_min",
-}
-STATE_ZONE_SLEEP_MAPPING = {val: key for key, val in ZONE_SLEEP_STATE_MAPPING.items()}
diff --git a/homeassistant/components/yamaha_musiccast/manifest.json b/homeassistant/components/yamaha_musiccast/manifest.json
index 8c0b55def69..afcc64985dc 100644
--- a/homeassistant/components/yamaha_musiccast/manifest.json
+++ b/homeassistant/components/yamaha_musiccast/manifest.json
@@ -3,7 +3,7 @@
   "name": "MusicCast",
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/yamaha_musiccast",
-  "requirements": ["aiomusiccast==0.14.4"],
+  "requirements": ["aiomusiccast==0.14.7"],
   "ssdp": [
     {
       "manufacturer": "Yamaha Corporation"
diff --git a/homeassistant/components/yamaha_musiccast/select.py b/homeassistant/components/yamaha_musiccast/select.py
index 200d62bde32..a8ca6162c91 100644
--- a/homeassistant/components/yamaha_musiccast/select.py
+++ b/homeassistant/components/yamaha_musiccast/select.py
@@ -9,11 +9,7 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
 from . import DOMAIN, MusicCastCapabilityEntity, MusicCastDataUpdateCoordinator
-from .const import (
-    STATE_ZONE_SLEEP_MAPPING,
-    TRANSLATION_KEY_MAPPING,
-    ZONE_SLEEP_STATE_MAPPING,
-)
+from .const import TRANSLATION_KEY_MAPPING
 
 
 async def async_setup_entry(
@@ -48,10 +44,6 @@ class SelectableCapapility(MusicCastCapabilityEntity, SelectEntity):
     async def async_select_option(self, option: str) -> None:
         """Select the given option."""
         value = {val: key for key, val in self.capability.options.items()}[option]
-        # If the translation key is "zone_sleep", we need to translate
-        # Home Assistant state back to the MusicCast value
-        if self.translation_key == "zone_sleep":
-            value = STATE_ZONE_SLEEP_MAPPING[value]
         await self.capability.set(value)
 
     @property
@@ -62,20 +54,9 @@ class SelectableCapapility(MusicCastCapabilityEntity, SelectEntity):
     @property
     def options(self) -> list[str]:
         """Return the list possible options."""
-        # If the translation key is "zone_sleep", we need to translate
-        # the options to make them compatible with Home Assistant
-        if self.translation_key == "zone_sleep":
-            return list(STATE_ZONE_SLEEP_MAPPING)
         return list(self.capability.options.values())
 
     @property
     def current_option(self) -> str | None:
         """Return the currently selected option."""
-        # If the translation key is "zone_sleep", we need to translate
-        # the value to make it compatible with Home Assistant
-        if (
-            value := self.capability.current
-        ) is not None and self.translation_key == "zone_sleep":
-            return ZONE_SLEEP_STATE_MAPPING[value]
-
-        return value
+        return self.capability.options.get(self.capability.current)
diff --git a/requirements_all.txt b/requirements_all.txt
index 6537c5e8464..11ecbffa1ec 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -214,7 +214,7 @@ aiolyric==1.0.9
 aiomodernforms==0.1.8
 
 # homeassistant.components.yamaha_musiccast
-aiomusiccast==0.14.4
+aiomusiccast==0.14.7
 
 # homeassistant.components.nanoleaf
 aionanoleaf==0.2.1
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 92c742ee65d..30c2c02aa50 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -195,7 +195,7 @@ aiolyric==1.0.9
 aiomodernforms==0.1.8
 
 # homeassistant.components.yamaha_musiccast
-aiomusiccast==0.14.4
+aiomusiccast==0.14.7
 
 # homeassistant.components.nanoleaf
 aionanoleaf==0.2.1