diff --git a/docs/07_flash_sequence.md b/docs/07_flash_sequence.md
index b573c1e..a3cee34 100644
--- a/docs/07_flash_sequence.md
+++ b/docs/07_flash_sequence.md
@@ -41,7 +41,7 @@ sequenceDiagram
 
 - `ecu_framework/flashing/hex_flasher.py` is a stub — replace with your protocol implementation (UDS/XCP)
 - Validate timing requirements and chunk sizes per ECU
-- Consider power-cycle/reset hooks via an external rig if required
+- Consider power-cycle/reset hooks via programmable poewr supply.
 
 ## Error handling