Correct typo.
Correct typo.

PR:	docs/13050
Reported-by:	Dan Langille<93e4356a19e34a3add5ac7596b57eab43b625930@xtra.co.nz>

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase