diff --git a/doc/src/sgml/monitoring.sgml b/doc/src/sgml/monitoring.sgml
index fb1f7b58df..6cc4d84b5d 100644
--- a/doc/src/sgml/monitoring.sgml
+++ b/doc/src/sgml/monitoring.sgml
@@ -1212,11 +1212,15 @@ postgres 27093 0.0 0.0 30096 2752 ? Ss 11:34 0:00 postgres: ser
RecoveryWalAll
- Waiting for WAL from any kind of source (local, archive or stream) at recovery.
+ Waiting for WAL from a stream at recovery.
RecoveryWalStream
- Waiting for WAL from a stream at recovery.
+
+ Waiting when WAL data is not available from any kind of sources
+ (local, archive or stream) before trying again to retrieve WAL data,
+ at recovery.
+
SysLoggerMain