diff --git a/platformio.ini b/platformio.ini
index 119a859..26ffb0a 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -76,6 +76,10 @@ lib_deps =
 platform = espressif32
 board = esp32dev
 framework = arduino
+build_flags = 
+	-DBOARD_HAS_PSRAM
+	-mfix-esp32-psram-cache-issue
+	-DBATTERY_PIN=36
 lib_deps = 
 	bblanchon/ArduinoJson@^7.4.1
 	esp32async/ESPAsyncWebServer@^3.7.7