diff --git a/tests/components/binary_sensor/test_init.py b/tests/components/binary_sensor/test_init.py
index 437a2e1efa6..074ecb4434a 100644
--- a/tests/components/binary_sensor/test_init.py
+++ b/tests/components/binary_sensor/test_init.py
@@ -102,7 +102,7 @@ async def test_name(hass: HomeAssistant) -> None:
         config_entry: ConfigEntry,
         async_add_entities: AddEntitiesCallback,
     ) -> None:
-        """Set up test stt platform via config entry."""
+        """Set up test binary_sensor platform via config entry."""
         async_add_entities([entity1, entity2, entity3, entity4])
 
     mock_platform(
@@ -172,7 +172,7 @@ async def test_entity_category_config_raises_error(
         config_entry: ConfigEntry,
         async_add_entities: AddEntitiesCallback,
     ) -> None:
-        """Set up test stt platform via config entry."""
+        """Set up test binary_sensor platform via config entry."""
         async_add_entities([entity1, entity2])
 
     mock_platform(
diff --git a/tests/components/sensor/test_init.py b/tests/components/sensor/test_init.py
index fc714a543bf..9164bb442c3 100644
--- a/tests/components/sensor/test_init.py
+++ b/tests/components/sensor/test_init.py
@@ -2424,7 +2424,7 @@ async def test_name(hass: HomeAssistant) -> None:
         config_entry: ConfigEntry,
         async_add_entities: AddEntitiesCallback,
     ) -> None:
-        """Set up test stt platform via config entry."""
+        """Set up test sensor platform via config entry."""
         async_add_entities([entity1, entity2, entity3, entity4])
 
     mock_platform(
diff --git a/tests/components/vacuum/test_init.py b/tests/components/vacuum/test_init.py
index 7c5c0de1674..3cf77d4f420 100644
--- a/tests/components/vacuum/test_init.py
+++ b/tests/components/vacuum/test_init.py
@@ -89,7 +89,7 @@ async def test_deprecated_base_class(
         config_entry: ConfigEntry,
         async_add_entities: AddEntitiesCallback,
     ) -> None:
-        """Set up test stt platform via config entry."""
+        """Set up test vacuum platform via config entry."""
         async_add_entities([entity1])
 
     mock_platform(