diff --git a/esphome/components/mqtt/mqtt_client.cpp b/esphome/components/mqtt/mqtt_client.cpp
index 876367aaea..c19b24c0cf 100644
--- a/esphome/components/mqtt/mqtt_client.cpp
+++ b/esphome/components/mqtt/mqtt_client.cpp
@@ -632,6 +632,7 @@ void MQTTClientComponent::disable_discovery() {
   this->discovery_info_ = MQTTDiscoveryInfo{
       .prefix = "",
       .retain = false,
+      .discover_ip = false,
       .clean = false,
       .unique_id_generator = MQTT_LEGACY_UNIQUE_ID_GENERATOR,
       .object_id_generator = MQTT_NONE_OBJECT_ID_GENERATOR,