diff --git a/platformio_override_sample.ini b/platformio_override_sample.ini
index 5a66a3efb..071c28887 100644
--- a/platformio_override_sample.ini
+++ b/platformio_override_sample.ini
@@ -188,7 +188,7 @@ build_flags             = ${esp_defaults.build_flags}
     -D sint16_t=int16_t
     -D memcpy_P=memcpy
 	  -D memcmp_P=memcmp
-;    -D USE_CONFIG_OVERRIDE
+    -D USE_CONFIG_OVERRIDE
 
 lib_extra_dirs =
     libesp32