diff --git a/doc/src/sgml/monitoring.sgml b/doc/src/sgml/monitoring.sgml
index cfddd33da1..9b43feb855 100644
--- a/doc/src/sgml/monitoring.sgml
+++ b/doc/src/sgml/monitoring.sgml
@@ -2224,7 +2224,7 @@ postgres 27093 0.0 0.0 30096 2752 ? Ss 11:34 0:00 postgres: ser
Waiting during base backup when throttling activity.
- CheckpointerWriteDelay
+ CheckpointWriteDelay
Waiting between writes while performing a checkpoint.