'mergehistory-empty' => 'No revisions can be merged',
'mergehistory-success' => '$3 revisions of [[:$1]] successfully merged into [[:$2]].',
'mergehistory-fail' => 'Unable to perform history merge, please recheck the page and time parameters.',
-'mergehistory-no-source' => 'Source page $1 does not exists.',
-'mergehistory-no-destination' => 'Destination page $1 does not exists.',
+'mergehistory-no-source' => 'Source page $1 does not exist.',
+'mergehistory-no-destination' => 'Destination page $1 does not exist.',
'mergehistory-invalid-source' => 'Source page must be a valid title.',
'mergehistory-invalid-destination' => 'Destination page must be a valid title.',