diff --git a/homeassistant/components/google_assistant/trait.py b/homeassistant/components/google_assistant/trait.py
index 1c47be45651..2bc5f5040d4 100644
--- a/homeassistant/components/google_assistant/trait.py
+++ b/homeassistant/components/google_assistant/trait.py
@@ -1247,7 +1247,11 @@ class OpenCloseTrait(_Trait):
     """
 
     # Cover device classes that require 2FA
-    COVER_2FA = (cover.DEVICE_CLASS_DOOR, cover.DEVICE_CLASS_GARAGE)
+    COVER_2FA = (
+        cover.DEVICE_CLASS_DOOR,
+        cover.DEVICE_CLASS_GARAGE,
+        cover.DEVICE_CLASS_GATE,
+    )
 
     name = TRAIT_OPENCLOSE
     commands = [COMMAND_OPENCLOSE]
diff --git a/tests/components/google_assistant/test_trait.py b/tests/components/google_assistant/test_trait.py
index ec1848bf1ed..d0ed9a9d33c 100644
--- a/tests/components/google_assistant/test_trait.py
+++ b/tests/components/google_assistant/test_trait.py
@@ -1532,7 +1532,8 @@ async def test_openclose_cover_no_position(hass):
 
 
 @pytest.mark.parametrize(
-    "device_class", (cover.DEVICE_CLASS_DOOR, cover.DEVICE_CLASS_GARAGE)
+    "device_class",
+    (cover.DEVICE_CLASS_DOOR, cover.DEVICE_CLASS_GARAGE, cover.DEVICE_CLASS_GATE),
 )
 async def test_openclose_cover_secure(hass, device_class):
     """Test OpenClose trait support for cover domain."""