diff --git a/esphome/core/application.h b/esphome/core/application.h
index 2db5b8d288..db5be1f7f7 100644
--- a/esphome/core/application.h
+++ b/esphome/core/application.h
@@ -10,6 +10,10 @@
 #include "esphome/core/preferences.h"
 #include "esphome/core/scheduler.h"
 
+#ifdef USE_SOCKET_SELECT_SUPPORT
+#include <sys/select.h>
+#endif
+
 #ifdef USE_BINARY_SENSOR
 #include "esphome/components/binary_sensor/binary_sensor.h"
 #endif