diff --git a/homeassistant/components/tado/manifest.json b/homeassistant/components/tado/manifest.json
index 4e5bd54db47..856a0c5402b 100644
--- a/homeassistant/components/tado/manifest.json
+++ b/homeassistant/components/tado/manifest.json
@@ -14,5 +14,5 @@
   },
   "iot_class": "cloud_polling",
   "loggers": ["PyTado"],
-  "requirements": ["python-tado==0.17.6"]
+  "requirements": ["python-tado==0.18.5"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index eebee31fb70..220a76b0094 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2427,7 +2427,7 @@ python-smarttub==0.0.38
 python-songpal==0.16.2
 
 # homeassistant.components.tado
-python-tado==0.17.6
+python-tado==0.18.5
 
 # homeassistant.components.technove
 python-technove==1.3.1
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 926fd3f3126..ec1aeea9c89 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1957,7 +1957,7 @@ python-smarttub==0.0.38
 python-songpal==0.16.2
 
 # homeassistant.components.tado
-python-tado==0.17.6
+python-tado==0.18.5
 
 # homeassistant.components.technove
 python-technove==1.3.1
diff --git a/tests/components/tado/test_service.py b/tests/components/tado/test_service.py
index 994f135199f..f1d12d235cc 100644
--- a/tests/components/tado/test_service.py
+++ b/tests/components/tado/test_service.py
@@ -40,7 +40,7 @@ async def test_add_meter_readings(
     config_entry: MockConfigEntry = hass.config_entries.async_entries(DOMAIN)[0]
     fixture: str = load_fixture("tado/add_readings_success.json")
     with patch(
-        "PyTado.interface.Tado.set_eiq_meter_readings",
+        "PyTado.interface.api.Tado.set_eiq_meter_readings",
         return_value=json.loads(fixture),
     ):
         response: None = await hass.services.async_call(
@@ -65,7 +65,7 @@ async def test_add_meter_readings_exception(
     config_entry: MockConfigEntry = hass.config_entries.async_entries(DOMAIN)[0]
     with (
         patch(
-            "PyTado.interface.Tado.set_eiq_meter_readings",
+            "PyTado.interface.api.Tado.set_eiq_meter_readings",
             side_effect=RequestException("Error"),
         ),
         pytest.raises(HomeAssistantError) as exc,
@@ -94,7 +94,7 @@ async def test_add_meter_readings_invalid(
     fixture: str = load_fixture("tado/add_readings_invalid_meter_reading.json")
     with (
         patch(
-            "PyTado.interface.Tado.set_eiq_meter_readings",
+            "PyTado.interface.api.Tado.set_eiq_meter_readings",
             return_value=json.loads(fixture),
         ),
         pytest.raises(HomeAssistantError) as exc,
@@ -123,7 +123,7 @@ async def test_add_meter_readings_duplicate(
     fixture: str = load_fixture("tado/add_readings_duplicated_meter_reading.json")
     with (
         patch(
-            "PyTado.interface.Tado.set_eiq_meter_readings",
+            "PyTado.interface.api.Tado.set_eiq_meter_readings",
             return_value=json.loads(fixture),
         ),
         pytest.raises(HomeAssistantError) as exc,