docs: Fix some misspelling
@@ -438,7 +438,7 @@ mcuboot supports for each image; its value defaults to 128, but allows for
either decreasing this size, to limit RAM usage, or to increase it in devices
that have massive amounts of Flash or very small sized sectors and thus require
a bigger configuration to allow for the handling of all slot's sectors.
-The factor of min-write-sz is due to the behavior of flash hardware. The factor
+The factor of min-write-size is due to the behavior of flash hardware. The factor
of 3 is explained below.
2. Encryption keys: key-encrypting keys (KEKs). These keys are needed for
