diff --git a/pi/image_handler.py b/pi/image_handler.py
index 3c6bb24..24aa94b 100644
--- a/pi/image_handler.py
+++ b/pi/image_handler.py
@@ -10,7 +10,7 @@ log = logging.getLogger(__name__)
 
 IMG_DIR = Path(__file__).parent / "assets" / "img"
 STATUS_IMG_SIZE = 120
-MONOCHROME_THRESHOLD = 140
+MONOCHROME_THRESHOLD = 180
 
 
 def load_status_image(path: Path) -> bytes: