diff --git a/homeassistant/components/zha/light.py b/homeassistant/components/zha/light.py
index 51b0633ecf2..ff080562190 100644
--- a/homeassistant/components/zha/light.py
+++ b/homeassistant/components/zha/light.py
@@ -192,7 +192,7 @@ class BaseLight(LogMixin, light.LightEntity):
     async def async_turn_on(self, **kwargs):
         """Turn the entity on."""
         transition = kwargs.get(light.ATTR_TRANSITION)
-        duration = transition * 10 if transition else 0
+        duration = transition * 10 if transition else 1
         brightness = kwargs.get(light.ATTR_BRIGHTNESS)
         effect = kwargs.get(light.ATTR_EFFECT)
         flash = kwargs.get(light.ATTR_FLASH)
diff --git a/tests/components/zha/test_light.py b/tests/components/zha/test_light.py
index 6b94354ed59..bd340445527 100644
--- a/tests/components/zha/test_light.py
+++ b/tests/components/zha/test_light.py
@@ -403,7 +403,7 @@ async def async_test_level_on_off_from_hass(
         4,
         (zigpy.types.uint8_t, zigpy.types.uint16_t),
         10,
-        0,
+        1,
         expect_reply=True,
         manufacturer=None,
         tsn=None,