diff --git a/Input-Calibration.md b/Input-Calibration.md
index 562b424..3860fad 100644
--- a/Input-Calibration.md
+++ b/Input-Calibration.md
@@ -47,5 +47,5 @@ In this example:
 
 
 
-⚠The limits will be stored in flash memory and will be erased only if you fully delete memory before flashing.<br />
+⚠The limits will be stored in flash memory and will be erased only if you fully delete memory before flashing, this can be done by erasing chip in st-link utility.<br />
 An alternative to bypass those limits is to change **FLASH_WRITE_KEY** in config.h.
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