diff --git a/esphome/core/preferences.h b/esphome/core/preferences.h
index 32f525649..0574c757f 100644
--- a/esphome/core/preferences.h
+++ b/esphome/core/preferences.h
@@ -7,6 +7,7 @@
 #endif
 
 #include "esphome/core/esphal.h"
+#include "esphome/core/defines.h"
 
 namespace esphome {