diff --git a/homeassistant/components/shelly/binary_sensor.py b/homeassistant/components/shelly/binary_sensor.py
index b74578f1fb3..ed5a00fffb3 100644
--- a/homeassistant/components/shelly/binary_sensor.py
+++ b/homeassistant/components/shelly/binary_sensor.py
@@ -42,6 +42,8 @@ from .utils import (
     is_rpc_momentary_input,
 )
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(frozen=True, kw_only=True)
 class BlockBinarySensorDescription(
diff --git a/homeassistant/components/shelly/button.py b/homeassistant/components/shelly/button.py
index 06dffba5ead..77b4021b03b 100644
--- a/homeassistant/components/shelly/button.py
+++ b/homeassistant/components/shelly/button.py
@@ -32,6 +32,8 @@ from .const import DOMAIN, LOGGER, SHELLY_GAS_MODELS
 from .coordinator import ShellyBlockCoordinator, ShellyConfigEntry, ShellyRpcCoordinator
 from .utils import get_device_entry_gen, get_rpc_key_ids
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(frozen=True, kw_only=True)
 class ShellyButtonDescription[
diff --git a/homeassistant/components/shelly/climate.py b/homeassistant/components/shelly/climate.py
index f8cdb13ba9f..e1c55591da0 100644
--- a/homeassistant/components/shelly/climate.py
+++ b/homeassistant/components/shelly/climate.py
@@ -51,6 +51,8 @@ from .utils import (
     is_rpc_thermostat_internal_actuator,
 )
 
+PARALLEL_UPDATES = 0
+
 
 async def async_setup_entry(
     hass: HomeAssistant,
diff --git a/homeassistant/components/shelly/cover.py b/homeassistant/components/shelly/cover.py
index e9eb5acf161..d603636644b 100644
--- a/homeassistant/components/shelly/cover.py
+++ b/homeassistant/components/shelly/cover.py
@@ -21,6 +21,8 @@ from .coordinator import ShellyBlockCoordinator, ShellyConfigEntry, ShellyRpcCoo
 from .entity import ShellyBlockEntity, ShellyRpcEntity
 from .utils import get_device_entry_gen, get_rpc_key_ids
 
+PARALLEL_UPDATES = 0
+
 
 async def async_setup_entry(
     hass: HomeAssistant,
diff --git a/homeassistant/components/shelly/event.py b/homeassistant/components/shelly/event.py
index ec5810581b1..c858e7b591f 100644
--- a/homeassistant/components/shelly/event.py
+++ b/homeassistant/components/shelly/event.py
@@ -38,6 +38,8 @@ from .utils import (
     is_rpc_momentary_input,
 )
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(frozen=True, kw_only=True)
 class ShellyBlockEventDescription(EventEntityDescription):
diff --git a/homeassistant/components/shelly/light.py b/homeassistant/components/shelly/light.py
index ce31533b557..f5cffe37d5a 100644
--- a/homeassistant/components/shelly/light.py
+++ b/homeassistant/components/shelly/light.py
@@ -49,6 +49,8 @@ from .utils import (
     percentage_to_brightness,
 )
 
+PARALLEL_UPDATES = 0
+
 
 async def async_setup_entry(
     hass: HomeAssistant,
diff --git a/homeassistant/components/shelly/number.py b/homeassistant/components/shelly/number.py
index ab09ad1976a..49726f436d0 100644
--- a/homeassistant/components/shelly/number.py
+++ b/homeassistant/components/shelly/number.py
@@ -42,6 +42,8 @@ from .utils import (
     get_virtual_component_ids,
 )
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(frozen=True, kw_only=True)
 class BlockNumberDescription(BlockEntityDescription, NumberEntityDescription):
diff --git a/homeassistant/components/shelly/quality_scale.yaml b/homeassistant/components/shelly/quality_scale.yaml
index 8fec824bcc1..83c3739a208 100644
--- a/homeassistant/components/shelly/quality_scale.yaml
+++ b/homeassistant/components/shelly/quality_scale.yaml
@@ -33,7 +33,7 @@ rules:
   entity-unavailable: done
   integration-owner: done
   log-when-unavailable: done
-  parallel-updates: todo
+  parallel-updates: done
   reauthentication-flow: done
   test-coverage: done
 
diff --git a/homeassistant/components/shelly/select.py b/homeassistant/components/shelly/select.py
index 98d374b496d..aec368f356b 100644
--- a/homeassistant/components/shelly/select.py
+++ b/homeassistant/components/shelly/select.py
@@ -28,6 +28,8 @@ from .utils import (
     get_virtual_component_ids,
 )
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(frozen=True, kw_only=True)
 class RpcSelectDescription(RpcEntityDescription, SelectEntityDescription):
diff --git a/homeassistant/components/shelly/sensor.py b/homeassistant/components/shelly/sensor.py
index 79e4c97aead..986127b5836 100644
--- a/homeassistant/components/shelly/sensor.py
+++ b/homeassistant/components/shelly/sensor.py
@@ -63,6 +63,8 @@ from .utils import (
     is_rpc_wifi_stations_disabled,
 )
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(frozen=True, kw_only=True)
 class BlockSensorDescription(BlockEntityDescription, SensorEntityDescription):
diff --git a/homeassistant/components/shelly/switch.py b/homeassistant/components/shelly/switch.py
index ce9e4f065fb..507f701795e 100644
--- a/homeassistant/components/shelly/switch.py
+++ b/homeassistant/components/shelly/switch.py
@@ -39,6 +39,8 @@ from .utils import (
     is_rpc_exclude_from_relay,
 )
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(frozen=True, kw_only=True)
 class BlockSwitchDescription(BlockEntityDescription, SwitchEntityDescription):
diff --git a/homeassistant/components/shelly/text.py b/homeassistant/components/shelly/text.py
index 811467f9e43..a780c464947 100644
--- a/homeassistant/components/shelly/text.py
+++ b/homeassistant/components/shelly/text.py
@@ -28,6 +28,8 @@ from .utils import (
     get_virtual_component_ids,
 )
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(frozen=True, kw_only=True)
 class RpcTextDescription(RpcEntityDescription, TextEntityDescription):
diff --git a/homeassistant/components/shelly/update.py b/homeassistant/components/shelly/update.py
index 12ce6dc70cd..2ff2462bd79 100644
--- a/homeassistant/components/shelly/update.py
+++ b/homeassistant/components/shelly/update.py
@@ -47,6 +47,8 @@ from .utils import get_device_entry_gen, get_release_url
 
 LOGGER = logging.getLogger(__name__)
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(frozen=True, kw_only=True)
 class RpcUpdateDescription(RpcEntityDescription, UpdateEntityDescription):
diff --git a/homeassistant/components/shelly/valve.py b/homeassistant/components/shelly/valve.py
index 1829f663b22..b748172ba3d 100644
--- a/homeassistant/components/shelly/valve.py
+++ b/homeassistant/components/shelly/valve.py
@@ -25,6 +25,8 @@ from .entity import (
 )
 from .utils import async_remove_shelly_entity, get_device_entry_gen
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(kw_only=True, frozen=True)
 class BlockValveDescription(BlockEntityDescription, ValveEntityDescription):