diff --git a/docs/hooks.txt b/docs/hooks.txt
index a3ded89b479..e541f34dd44 100644
--- a/docs/hooks.txt
+++ b/docs/hooks.txt
@@ -2487,12 +2487,24 @@ cache or return false to not use it.
 &$parser: Parser object
 &$varCache: variable cache (array)
 
-'ParserLimitReport': DEPRECATED! Use ParserLimitReportPrepare instead.
+'ParserLimitReport': DEPRECATED! Use ParserLimitReportPrepare and
+ParserLimitReportFormat instead.
 Called at the end of Parser:parse() when the parser will
 include comments about size of the text parsed.
 $parser: Parser object
 &$limitReport: text that will be included (without comment tags)
 
+'ParserLimitReportFormat': Called for each row in the parser limit report that
+needs formatting. If nothing handles this hook, the default is to use "$key" to
+get the label, and "$key-value" or "$key-value-text"/"$key-value-html" to
+format the value.
+$key: Key for the limit report item (string)
+&$value: Value of the limit report item
+&$report: String onto which to append the data
+$isHTML: If true, $report is an HTML table with two columns; if false, it's
+  text intended for display in a monospaced font.
+$localize: If false, $report should be output in English.
+
 'ParserLimitReportPrepare': Called at the end of Parser:parse() when the parser
 will include comments about size of the text parsed. Hooks should use
 $output->setLimitReportData() to populate data. Functions for this hook should