diff --git a/tests/components/sonos/test_init.py b/tests/components/sonos/test_init.py
index f8ac5fc6dbf..85ab8f4dd5a 100644
--- a/tests/components/sonos/test_init.py
+++ b/tests/components/sonos/test_init.py
@@ -213,6 +213,8 @@ async def test_async_poll_manual_hosts_1(
             not in caplog.text
         )
 
+    await hass.async_block_till_done(wait_background_tasks=True)
+
 
 async def test_async_poll_manual_hosts_2(
     hass: HomeAssistant,
@@ -237,6 +239,8 @@ async def test_async_poll_manual_hosts_2(
             in caplog.text
         )
 
+    await hass.async_block_till_done(wait_background_tasks=True)
+
 
 async def test_async_poll_manual_hosts_3(
     hass: HomeAssistant,
@@ -261,6 +265,8 @@ async def test_async_poll_manual_hosts_3(
             in caplog.text
         )
 
+    await hass.async_block_till_done(wait_background_tasks=True)
+
 
 async def test_async_poll_manual_hosts_4(
     hass: HomeAssistant,
@@ -285,6 +291,8 @@ async def test_async_poll_manual_hosts_4(
             not in caplog.text
         )
 
+    await hass.async_block_till_done(wait_background_tasks=True)
+
 
 class SpeakerActivity:
     """Unit test class to track speaker activity messages."""
@@ -348,6 +356,8 @@ async def test_async_poll_manual_hosts_5(
             assert "Activity on Living Room" in caplog.text
             assert "Activity on Bedroom" in caplog.text
 
+    await hass.async_block_till_done(wait_background_tasks=True)
+
 
 async def test_async_poll_manual_hosts_6(
     hass: HomeAssistant,
@@ -386,6 +396,8 @@ async def test_async_poll_manual_hosts_6(
             assert speaker_1_activity.call_count == 0
             assert speaker_2_activity.call_count == 0
 
+    await hass.async_block_till_done(wait_background_tasks=True)
+
 
 async def test_async_poll_manual_hosts_7(
     hass: HomeAssistant,
@@ -413,6 +425,8 @@ async def test_async_poll_manual_hosts_7(
     assert "media_player.garage" in entity_registry.entities
     assert "media_player.studio" in entity_registry.entities
 
+    await hass.async_block_till_done(wait_background_tasks=True)
+
 
 async def test_async_poll_manual_hosts_8(
     hass: HomeAssistant,
@@ -439,3 +453,4 @@ async def test_async_poll_manual_hosts_8(
     assert "media_player.basement" in entity_registry.entities
     assert "media_player.garage" in entity_registry.entities
     assert "media_player.studio" in entity_registry.entities
+    await hass.async_block_till_done(wait_background_tasks=True)