diff --git a/homeassistant/components/demo/humidifier.py b/homeassistant/components/demo/humidifier.py
index 0b366e90efe..c04c44cd8c5 100644
--- a/homeassistant/components/demo/humidifier.py
+++ b/homeassistant/components/demo/humidifier.py
@@ -2,7 +2,7 @@
 from __future__ import annotations
 
 from homeassistant.components.humidifier import HumidifierDeviceClass, HumidifierEntity
-from homeassistant.components.humidifier.const import SUPPORT_MODES
+from homeassistant.components.humidifier.const import HumidifierEntityFeature
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
@@ -71,7 +71,7 @@ class DemoHumidifier(HumidifierEntity):
         self._attr_supported_features = SUPPORT_FLAGS
         if mode is not None:
             self._attr_supported_features = (
-                self._attr_supported_features | SUPPORT_MODES
+                self._attr_supported_features | HumidifierEntityFeature.MODES
             )
         self._attr_target_humidity = target_humidity
         self._attr_mode = mode
diff --git a/homeassistant/components/humidifier/__init__.py b/homeassistant/components/humidifier/__init__.py
index 8eda2589417..b5f02a6a5d3 100644
--- a/homeassistant/components/humidifier/__init__.py
+++ b/homeassistant/components/humidifier/__init__.py
@@ -41,6 +41,7 @@ from .const import (  # noqa: F401
     SERVICE_SET_HUMIDITY,
     SERVICE_SET_MODE,
     SUPPORT_MODES,
+    HumidifierEntityFeature,
 )
 
 _LOGGER = logging.getLogger(__name__)
@@ -88,7 +89,7 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
         SERVICE_SET_MODE,
         {vol.Required(ATTR_MODE): cv.string},
         "async_set_mode",
-        [SUPPORT_MODES],
+        [HumidifierEntityFeature.MODES],
     )
     component.async_register_entity_service(
         SERVICE_SET_HUMIDITY,
@@ -142,7 +143,7 @@ class HumidifierEntity(ToggleEntity):
             ATTR_MAX_HUMIDITY: self.max_humidity,
         }
 
-        if supported_features & SUPPORT_MODES:
+        if supported_features & HumidifierEntityFeature.MODES:
             data[ATTR_AVAILABLE_MODES] = self.available_modes
 
         return data
@@ -166,7 +167,7 @@ class HumidifierEntity(ToggleEntity):
         if self.target_humidity is not None:
             data[ATTR_HUMIDITY] = self.target_humidity
 
-        if supported_features & SUPPORT_MODES:
+        if supported_features & HumidifierEntityFeature.MODES:
             data[ATTR_MODE] = self.mode
 
         return data
@@ -180,7 +181,7 @@ class HumidifierEntity(ToggleEntity):
     def mode(self) -> str | None:
         """Return the current mode, e.g., home, auto, baby.
 
-        Requires SUPPORT_MODES.
+        Requires HumidifierEntityFeature.MODES.
         """
         return self._attr_mode
 
@@ -188,7 +189,7 @@ class HumidifierEntity(ToggleEntity):
     def available_modes(self) -> list[str] | None:
         """Return a list of available modes.
 
-        Requires SUPPORT_MODES.
+        Requires HumidifierEntityFeature.MODES.
         """
         return self._attr_available_modes
 
diff --git a/homeassistant/components/humidifier/const.py b/homeassistant/components/humidifier/const.py
index a3df2756af9..03f89f5489a 100644
--- a/homeassistant/components/humidifier/const.py
+++ b/homeassistant/components/humidifier/const.py
@@ -1,4 +1,6 @@
 """Provides the constants needed for component."""
+from enum import IntEnum
+
 MODE_NORMAL = "normal"
 MODE_ECO = "eco"
 MODE_AWAY = "away"
@@ -27,4 +29,13 @@ DEVICE_CLASS_DEHUMIDIFIER = "dehumidifier"
 SERVICE_SET_MODE = "set_mode"
 SERVICE_SET_HUMIDITY = "set_humidity"
 
+
+class HumidifierEntityFeature(IntEnum):
+    """Supported features of the alarm control panel entity."""
+
+    MODES = 1
+
+
+# The SUPPORT_MODES constant is deprecated as of Home Assistant 2022.5.
+# Please use the HumidifierEntityFeature enum instead.
 SUPPORT_MODES = 1
diff --git a/homeassistant/components/humidifier/device_action.py b/homeassistant/components/humidifier/device_action.py
index 5ff79bdf2be..db51ab34baa 100644
--- a/homeassistant/components/humidifier/device_action.py
+++ b/homeassistant/components/humidifier/device_action.py
@@ -66,7 +66,7 @@ async def async_get_actions(
         }
         actions.append({**base_action, CONF_TYPE: "set_humidity"})
 
-        if supported_features & const.SUPPORT_MODES:
+        if supported_features & const.HumidifierEntityFeature.MODES:
             actions.append({**base_action, CONF_TYPE: "set_mode"})
 
     return actions
diff --git a/homeassistant/components/humidifier/device_condition.py b/homeassistant/components/humidifier/device_condition.py
index 323d199cfc6..c58c247d569 100644
--- a/homeassistant/components/humidifier/device_condition.py
+++ b/homeassistant/components/humidifier/device_condition.py
@@ -51,7 +51,7 @@ async def async_get_conditions(
 
         supported_features = get_supported_features(hass, entry.entity_id)
 
-        if supported_features & const.SUPPORT_MODES:
+        if supported_features & const.HumidifierEntityFeature.MODES:
             conditions.append(
                 {
                     CONF_CONDITION: "device",
diff --git a/homeassistant/components/humidifier/intent.py b/homeassistant/components/humidifier/intent.py
index d9ecafbc537..aeeb18cceec 100644
--- a/homeassistant/components/humidifier/intent.py
+++ b/homeassistant/components/humidifier/intent.py
@@ -13,7 +13,7 @@ from . import (
     SERVICE_SET_HUMIDITY,
     SERVICE_SET_MODE,
     SERVICE_TURN_ON,
-    SUPPORT_MODES,
+    HumidifierEntityFeature,
 )
 
 INTENT_HUMIDITY = "HassHumidifierSetpoint"
@@ -90,7 +90,7 @@ class SetModeHandler(intent.IntentHandler):
 
         service_data = {ATTR_ENTITY_ID: state.entity_id}
 
-        intent.async_test_feature(state, SUPPORT_MODES, "modes")
+        intent.async_test_feature(state, HumidifierEntityFeature.MODES, "modes")
         mode = slots["mode"]["value"]
 
         if mode not in state.attributes.get(ATTR_AVAILABLE_MODES, []):
diff --git a/tests/components/humidifier/test_device_action.py b/tests/components/humidifier/test_device_action.py
index f8391e2509b..fee8afc7a72 100644
--- a/tests/components/humidifier/test_device_action.py
+++ b/tests/components/humidifier/test_device_action.py
@@ -36,9 +36,9 @@ def entity_reg(hass):
     "set_state,features_reg,features_state,expected_action_types",
     [
         (False, 0, 0, []),
-        (False, const.SUPPORT_MODES, 0, ["set_mode"]),
+        (False, const.HumidifierEntityFeature.MODES, 0, ["set_mode"]),
         (True, 0, 0, []),
-        (True, 0, const.SUPPORT_MODES, ["set_mode"]),
+        (True, 0, const.HumidifierEntityFeature.MODES, ["set_mode"]),
     ],
 )
 async def test_get_actions(
diff --git a/tests/components/humidifier/test_device_condition.py b/tests/components/humidifier/test_device_condition.py
index aed1079b915..9c9b83a79d6 100644
--- a/tests/components/humidifier/test_device_condition.py
+++ b/tests/components/humidifier/test_device_condition.py
@@ -42,9 +42,9 @@ def calls(hass):
     "set_state,features_reg,features_state,expected_condition_types",
     [
         (False, 0, 0, []),
-        (False, const.SUPPORT_MODES, 0, ["is_mode"]),
+        (False, const.HumidifierEntityFeature.MODES, 0, ["is_mode"]),
         (True, 0, 0, []),
-        (True, 0, const.SUPPORT_MODES, ["is_mode"]),
+        (True, 0, const.HumidifierEntityFeature.MODES, ["is_mode"]),
     ],
 )
 async def test_get_conditions(