diff --git a/homeassistant/components/deconz/manifest.json b/homeassistant/components/deconz/manifest.json
index 61794e7c70a..8139d77df85 100644
--- a/homeassistant/components/deconz/manifest.json
+++ b/homeassistant/components/deconz/manifest.json
@@ -8,7 +8,7 @@
   "iot_class": "local_push",
   "loggers": ["pydeconz"],
   "quality_scale": "platinum",
-  "requirements": ["pydeconz==111"],
+  "requirements": ["pydeconz==112"],
   "ssdp": [
     {
       "manufacturer": "Royal Philips Electronics",
diff --git a/homeassistant/components/deconz/sensor.py b/homeassistant/components/deconz/sensor.py
index 136f582f5c7..e5d5de41008 100644
--- a/homeassistant/components/deconz/sensor.py
+++ b/homeassistant/components/deconz/sensor.py
@@ -194,6 +194,7 @@ ENTITY_DESCRIPTIONS: tuple[DeconzSensorDescription, ...] = (
         device_class=SensorDeviceClass.HUMIDITY,
         state_class=SensorStateClass.MEASUREMENT,
         native_unit_of_measurement=PERCENTAGE,
+        suggested_display_precision=1,
     ),
     DeconzSensorDescription[LightLevel](
         key="light_level",
@@ -234,6 +235,7 @@ ENTITY_DESCRIPTIONS: tuple[DeconzSensorDescription, ...] = (
         device_class=SensorDeviceClass.TEMPERATURE,
         state_class=SensorStateClass.MEASUREMENT,
         native_unit_of_measurement=UnitOfTemperature.CELSIUS,
+        suggested_display_precision=1,
     ),
     DeconzSensorDescription[Time](
         key="last_set",
diff --git a/requirements_all.txt b/requirements_all.txt
index 3c0b6c24162..6173d502c81 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1581,7 +1581,7 @@ pydaikin==2.9.0
 pydanfossair==0.1.0
 
 # homeassistant.components.deconz
-pydeconz==111
+pydeconz==112
 
 # homeassistant.components.delijn
 pydelijn==1.0.0
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 4bc1e13519a..8af9d775beb 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1166,7 +1166,7 @@ pycsspeechtts==1.0.8
 pydaikin==2.9.0
 
 # homeassistant.components.deconz
-pydeconz==111
+pydeconz==112
 
 # homeassistant.components.dexcom
 pydexcom==0.2.3
diff --git a/tests/components/deconz/test_sensor.py b/tests/components/deconz/test_sensor.py
index eb27d9f68d4..9c5dc937448 100644
--- a/tests/components/deconz/test_sensor.py
+++ b/tests/components/deconz/test_sensor.py
@@ -423,7 +423,7 @@ TEST_DATA = [
             "entity_id": "sensor.mi_temperature_1",
             "unique_id": "00:15:8d:00:02:45:dc:53-01-0405-humidity",
             "old_unique_id": "00:15:8d:00:02:45:dc:53-01-0405",
-            "state": "35.5",
+            "state": "35.55",
             "entity_category": None,
             "device_class": SensorDeviceClass.HUMIDITY,
             "state_class": SensorStateClass.MEASUREMENT,
@@ -434,6 +434,9 @@ TEST_DATA = [
                 "device_class": "humidity",
                 "friendly_name": "Mi temperature 1",
             },
+            "options": {
+                "suggested_display_precision": 1,
+            },
             "websocket_event": {"state": {"humidity": 1000}},
             "next_state": "10.0",
         },
@@ -601,7 +604,7 @@ TEST_DATA = [
             "entity_id": "sensor.mi_temperature_1",
             "unique_id": "00:15:8d:00:02:45:dc:53-01-0402-temperature",
             "old_unique_id": "00:15:8d:00:02:45:dc:53-01-0402",
-            "state": "21.8",
+            "state": "21.82",
             "entity_category": None,
             "device_class": SensorDeviceClass.TEMPERATURE,
             "state_class": SensorStateClass.MEASUREMENT,
@@ -612,6 +615,9 @@ TEST_DATA = [
                 "device_class": "temperature",
                 "friendly_name": "Mi temperature 1",
             },
+            "options": {
+                "suggested_display_precision": 1,
+            },
             "websocket_event": {"state": {"temperature": 1800}},
             "next_state": "18.0",
         },