diff --git a/homeassistant/components/zeroconf/__init__.py b/homeassistant/components/zeroconf/__init__.py
index b4d1359df9d..5b5275f1d1b 100644
--- a/homeassistant/components/zeroconf/__init__.py
+++ b/homeassistant/components/zeroconf/__init__.py
@@ -14,6 +14,7 @@ from zeroconf import (
     ServiceInfo,
     ServiceStateChange,
     Zeroconf,
+    log as zeroconf_log,
 )
 
 from homeassistant import util
@@ -114,6 +115,8 @@ class HaZeroconf(Zeroconf):
 
 def setup(hass, config):
     """Set up Zeroconf and make Home Assistant discoverable."""
+    # Zeroconf sets its log level to WARNING, reset it to allow filtering by the logger component.
+    zeroconf_log.setLevel(logging.NOTSET)
     zeroconf = hass.data[DOMAIN] = _get_instance(
         hass, config.get(DOMAIN, {}).get(CONF_DEFAULT_INTERFACE)
     )