diff --git a/esphome/components/mdns/mdns_esp32.cpp b/esphome/components/mdns/mdns_esp32.cpp
index a471051401..40d305a1e6 100644
--- a/esphome/components/mdns/mdns_esp32.cpp
+++ b/esphome/components/mdns/mdns_esp32.cpp
@@ -45,7 +45,7 @@ void MDNSComponent::setup() {
     }
 
     if (err != ESP_OK) {
-      ESP_LOGW(TAG, "Failed to register service %s: %s", service.service_type, esp_err_to_name(err));
+      ESP_LOGW(TAG, "Failed to register service %s: %s", MDNS_STR_ARG(service.service_type), esp_err_to_name(err));
     }
   }
 }