diff --git a/esphome/core/defines.h b/esphome/core/defines.h
index 996dbc7e8d..131143d35f 100644
--- a/esphome/core/defines.h
+++ b/esphome/core/defines.h
@@ -163,6 +163,7 @@
 #define USE_SPI
 #define USE_VOICE_ASSISTANT
 #define USE_WEBSERVER
+#define USE_WEBSERVER_AUTH
 #define USE_WEBSERVER_OTA
 #define USE_WEBSERVER_PORT 80  // NOLINT
 #define USE_WEBSERVER_SORTING
diff --git a/tests/components/web_server/test.esp32-idf.yaml b/tests/components/web_server/test.esp32-idf.yaml
index 7e6658e20e..24b292d0d6 100644
--- a/tests/components/web_server/test.esp32-idf.yaml
+++ b/tests/components/web_server/test.esp32-idf.yaml
@@ -1 +1,6 @@
 <<: !include common_v2.yaml
+
+web_server:
+  auth:
+    username: admin
+    password: password