diff --git a/homeassistant/components/tedee/icons.json b/homeassistant/components/tedee/icons.json
new file mode 100644
index 00000000000..3f98462b22f
--- /dev/null
+++ b/homeassistant/components/tedee/icons.json
@@ -0,0 +1,9 @@
+{
+  "entity": {
+    "sensor": {
+      "pullspring_duration": {
+        "default": "mdi:timer-lock-open"
+      }
+    }
+  }
+}
diff --git a/homeassistant/components/tedee/sensor.py b/homeassistant/components/tedee/sensor.py
index 225686f6b18..cd01e9d04be 100644
--- a/homeassistant/components/tedee/sensor.py
+++ b/homeassistant/components/tedee/sensor.py
@@ -42,7 +42,6 @@ ENTITIES: tuple[TedeeSensorEntityDescription, ...] = (
         device_class=SensorDeviceClass.DURATION,
         native_unit_of_measurement=UnitOfTime.SECONDS,
         state_class=SensorStateClass.MEASUREMENT,
-        icon="mdi:timer-lock-open",
         value_fn=lambda lock: lock.duration_pullspring,
         entity_category=EntityCategory.DIAGNOSTIC,
     ),
diff --git a/tests/components/tedee/snapshots/test_sensor.ambr b/tests/components/tedee/snapshots/test_sensor.ambr
index d1be2839826..5a05a7c7d22 100644
--- a/tests/components/tedee/snapshots/test_sensor.ambr
+++ b/tests/components/tedee/snapshots/test_sensor.ambr
@@ -59,7 +59,7 @@
     'options': dict({
     }),
     'original_device_class': <SensorDeviceClass.DURATION: 'duration'>,
-    'original_icon': 'mdi:timer-lock-open',
+    'original_icon': None,
     'original_name': 'Pullspring duration',
     'platform': 'tedee',
     'previous_unique_id': None,
@@ -89,7 +89,6 @@
     'attributes': ReadOnlyDict({
       'device_class': 'duration',
       'friendly_name': 'Lock-1A2B Pullspring duration',
-      'icon': 'mdi:timer-lock-open',
       'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
       'unit_of_measurement': <UnitOfTime.SECONDS: 's'>,
     }),