diff --git a/builder/main.py b/builder/main.py
index 4e5af77..63717e9 100644
--- a/builder/main.py
+++ b/builder/main.py
@@ -180,6 +180,7 @@ env.Append(
                 "--flash_mode", "$BOARD_FLASH_MODE",
                 "--flash_freq", "${__get_board_f_flash(__env__)}",
                 "--flash_size", board.get("upload.flash_size", "detect"),
+                "--elf-sha256-offset", "0xb0",
                 "-o", "$TARGET", "$SOURCES"
             ]), "Building $TARGET"),
             suffix=".bin"