diff --git a/homeassistant/components/music_assistant/media_player.py b/homeassistant/components/music_assistant/media_player.py
index 91c9d5ffd90..a11e334824a 100644
--- a/homeassistant/components/music_assistant/media_player.py
+++ b/homeassistant/components/music_assistant/media_player.py
@@ -42,7 +42,7 @@ from homeassistant.components.media_player import (
 )
 from homeassistant.const import ATTR_NAME, STATE_OFF
 from homeassistant.core import HomeAssistant, ServiceResponse, SupportsResponse
-from homeassistant.exceptions import HomeAssistantError
+from homeassistant.exceptions import HomeAssistantError, ServiceValidationError
 from homeassistant.helpers import config_validation as cv, entity_registry as er
 from homeassistant.helpers.entity_platform import (
     AddConfigEntryEntitiesCallback,
@@ -227,6 +227,7 @@ class MusicAssistantPlayer(MusicAssistantEntity, MediaPlayerEntity):
         self._set_supported_features()
         self._attr_device_class = MediaPlayerDeviceClass.SPEAKER
         self._prev_time: float = 0
+        self._source_list_mapping: dict[str, str] = {}
 
     async def async_added_to_hass(self) -> None:
         """Register callbacks."""
@@ -292,10 +293,20 @@ class MusicAssistantPlayer(MusicAssistantEntity, MediaPlayerEntity):
             self._attr_state = MediaPlayerState(player.state.value)
         else:
             self._attr_state = MediaPlayerState(STATE_OFF)
-        self._attr_source = player.active_source
-        self._attr_source_list = [
-            source.name for source in player.source_list if not source.passive
-        ]
+        # active source and source list (translate to HA source names)
+        source_mappings: dict[str, str] = {}
+        active_source_name: str | None = None
+        for source in player.source_list:
+            if source.id == player.active_source:
+                active_source_name = source.name
+            if source.passive:
+                # ignore passive sources because HA does not differentiate between
+                # active and passive sources
+                continue
+            source_mappings[source.name] = source.id
+        self._attr_source_list = list(source_mappings.keys())
+        self._source_list_mapping = source_mappings
+        self._attr_source = active_source_name
 
         group_members: list[str] = []
         if player.group_childs:
@@ -466,7 +477,12 @@ class MusicAssistantPlayer(MusicAssistantEntity, MediaPlayerEntity):
     @catch_musicassistant_error
     async def async_select_source(self, source: str) -> None:
         """Select input source."""
-        await self.mass.players.player_command_select_source(self.player_id, source)
+        source_id = self._source_list_mapping.get(source)
+        if source_id is None:
+            raise ServiceValidationError(
+                f"Source '{source}' not found for player {self.name}"
+            )
+        await self.mass.players.player_command_select_source(self.player_id, source_id)
 
     @catch_musicassistant_error
     async def _async_handle_play_media(
diff --git a/tests/components/music_assistant/snapshots/test_media_player.ambr b/tests/components/music_assistant/snapshots/test_media_player.ambr
index 5782156e722..e7c2eec6f4b 100644
--- a/tests/components/music_assistant/snapshots/test_media_player.ambr
+++ b/tests/components/music_assistant/snapshots/test_media_player.ambr
@@ -54,7 +54,7 @@
       'media_duration': 300,
       'media_position': 0,
       'media_title': 'Test Track',
-      'source': 'spotify',
+      'source': 'Spotify Connect',
       'supported_features': <MediaPlayerEntityFeature: 8320959>,
       'volume_level': 0.2,
     }),
@@ -126,7 +126,6 @@
       'media_title': 'November Rain',
       'repeat': 'all',
       'shuffle': True,
-      'source': 'test_group_player_1',
       'supported_features': <MediaPlayerEntityFeature: 8320959>,
       'volume_level': 0.06,
     }),
diff --git a/tests/components/music_assistant/test_media_player.py b/tests/components/music_assistant/test_media_player.py
index e2b45db45e4..eb1e64485c4 100644
--- a/tests/components/music_assistant/test_media_player.py
+++ b/tests/components/music_assistant/test_media_player.py
@@ -637,7 +637,7 @@ async def test_media_player_select_source_action(
         SERVICE_SELECT_SOURCE,
         {
             ATTR_ENTITY_ID: entity_id,
-            ATTR_INPUT_SOURCE: "linein",
+            ATTR_INPUT_SOURCE: "Line-In",
         },
         blocking=True,
     )