diff --git a/custom_components/candy/client/model.py b/custom_components/candy/client/model.py
index 2e56e37..81b542e 100644
--- a/custom_components/candy/client/model.py
+++ b/custom_components/candy/client/model.py
@@ -178,9 +178,13 @@ class DishwasherStatus:
     machine_state: DishwasherState
     program: str
     remaining_minutes: int
+    delayed_start_hours: Optional[int]
     door_open: bool
+    door_open_allowed: Optional[bool]
     eco_mode: bool
     remote_control: bool
+    salt_empty: bool
+    rinse_aid_empty: bool
 
     @classmethod
     def from_json(cls, json):
@@ -188,9 +192,13 @@ def from_json(cls, json):
             machine_state=DishwasherState(int(json["StatoDWash"])),
             program=DishwasherStatus.parse_program(json),
             remaining_minutes=int(json["RemTime"]),
+            delayed_start_hours=int(json["DelayStart"]) if json["DelayStart"] != "0" else None,
             door_open=json["OpenDoor"] != "0",
+            door_open_allowed=json["OpenDoorOpt"] == "1" if "OpenDoorOpt" in json else None,
             eco_mode=json["Eco"] != "0",
-            remote_control=json["StatoWiFi"] == "1"
+            remote_control=json["StatoWiFi"] == "1",
+            salt_empty=json["MissSalt"] == "1",
+            rinse_aid_empty=json["MissRinse"] == "1"
         )
 
     @staticmethod
diff --git a/custom_components/candy/sensor.py b/custom_components/candy/sensor.py
index b9155a3..be468fa 100644
--- a/custom_components/candy/sensor.py
+++ b/custom_components/candy/sensor.py
@@ -381,8 +381,16 @@ def extra_state_attributes(self) -> Mapping[str, Any]:
             "remote_control": status.remote_control,
             "door_open": status.door_open,
             "eco_mode": status.eco_mode,
+            "salt_empty": status.salt_empty,
+            "rinse_aid_empty": status.rinse_aid_empty
         }
 
+        if status.door_open_allowed is not None:
+            attributes["door_open_allowed"] = status.door_open_allowed
+
+        if status.delayed_start_hours is not None:
+            attributes["delayed_start_hours"] = status.delayed_start_hours
+
         return attributes
 
 
diff --git a/tests/fixtures/dishwasher/drying_optional_params.json b/tests/fixtures/dishwasher/drying_optional_params.json
new file mode 100644
index 0000000..018d2ec
--- /dev/null
+++ b/tests/fixtures/dishwasher/drying_optional_params.json
@@ -0,0 +1,21 @@
+{
+  "statusDWash": {
+    "StatoWiFi": "1",
+    "StatoDWash": "4",
+    "CodiceErrore": "E0",
+    "StartStop": "1",
+    "Program": "P2",
+    "OpzProg": "0",
+    "DelayStart": "4",
+    "RemTime": "58",
+    "TreinUno": "0",
+    "Eco": "1",
+    "MetaCarico": "0",
+    "ExtraDry": "0",
+    "OpenDoorOpt": "1",
+    "MissSalt": "0",
+    "MissRinse": "1",
+    "OpenDoor": "0",
+    "Reset": "0"
+  }
+}
\ No newline at end of file
diff --git a/tests/fixtures/dishwasher/wash.json b/tests/fixtures/dishwasher/wash.json
index 19b658a..6b1ab91 100644
--- a/tests/fixtures/dishwasher/wash.json
+++ b/tests/fixtures/dishwasher/wash.json
@@ -12,8 +12,8 @@
     "Eco": "1",
     "MetaCarico": "0",
     "ExtraDry": "0",
-    "MissSalt": "0",
-    "MissRinse": "0",
+    "MissSalt": "1",
+    "MissRinse": "1",
     "OpenDoor": "0",
     "Reset": "0",
     "FWver": "L1.12"
diff --git a/tests/fixtures/dishwasher/wash-no-opzprog.json b/tests/fixtures/dishwasher/wash_no_opzprog.json
similarity index 100%
rename from tests/fixtures/dishwasher/wash-no-opzprog.json
rename to tests/fixtures/dishwasher/wash_no_opzprog.json
diff --git a/tests/test_sensor_dishwasher.py b/tests/test_sensor_dishwasher.py
index a7b7b4a..2c9cbda 100644
--- a/tests/test_sensor_dishwasher.py
+++ b/tests/test_sensor_dishwasher.py
@@ -20,6 +20,8 @@ async def test_main_sensor_idle(hass: HomeAssistant, aioclient_mock: AiohttpClie
         "eco_mode": False,
         "door_open": False,
         "remote_control": True,
+        "salt_empty": False,
+        "rinse_aid_empty": False,
         "friendly_name": "Dishwasher",
         "icon": "mdi:glass-wine"
     }
@@ -38,12 +40,15 @@ async def test_main_sensor_wash(hass: HomeAssistant, aioclient_mock: AiohttpClie
         "eco_mode": True,
         "door_open": False,
         "remote_control": False,
+        "salt_empty": True,
+        "rinse_aid_empty": True,
         "friendly_name": "Dishwasher",
         "icon": "mdi:glass-wine"
     }
 
+
 async def test_main_sensor_wash_no_opzprog(hass: HomeAssistant, aioclient_mock: AiohttpClientMocker):
-    await init_integration(hass, aioclient_mock, load_fixture("dishwasher/wash-no-opzprog.json"))
+    await init_integration(hass, aioclient_mock, load_fixture("dishwasher/wash_no_opzprog.json"))
 
     state = hass.states.get("sensor.dishwasher")
 
@@ -55,10 +60,35 @@ async def test_main_sensor_wash_no_opzprog(hass: HomeAssistant, aioclient_mock:
         "eco_mode": True,
         "door_open": False,
         "remote_control": False,
+        "salt_empty": False,
+        "rinse_aid_empty": False,
+        "friendly_name": "Dishwasher",
+        "icon": "mdi:glass-wine"
+    }
+
+
+async def test_main_sensor_drying_optional_params(hass: HomeAssistant, aioclient_mock: AiohttpClientMocker):
+    await init_integration(hass, aioclient_mock, load_fixture("dishwasher/drying_optional_params.json"))
+
+    state = hass.states.get("sensor.dishwasher")
+
+    assert state
+    assert state.state == "Drying"
+    assert state.attributes == {
+        "program": "P2",
+        "remaining_minutes": 58,
+        "delayed_start_hours": 4,
+        "eco_mode": True,
+        "door_open": False,
+        "door_open_allowed": True,
+        "remote_control": True,
+        "salt_empty": False,
+        "rinse_aid_empty": True,
         "friendly_name": "Dishwasher",
         "icon": "mdi:glass-wine"
     }
 
+
 async def test_remaining_time_sensor_idle(hass: HomeAssistant, aioclient_mock: AiohttpClientMocker):
     await init_integration(hass, aioclient_mock, load_fixture("dishwasher/idle.json"))