diff --git a/doc/man/man5/slurmdbd.conf.5 b/doc/man/man5/slurmdbd.conf.5
index 5ce307eba47594fab3f54387eb6298321b322169..8440d63fe164aefcc17502e2db7285351b7c6f26 100644
--- a/doc/man/man5/slurmdbd.conf.5
+++ b/doc/man/man5/slurmdbd.conf.5
@@ -337,13 +337,13 @@ DbdHost=db_host
 .br
 DebugLevel=4
 .br
-PurgeEventMonths=1
+PurgeEventAfter=1month
 .br
-PurgeJobMonths=12
+PurgeJobAfter=12month
 .br
-PurgeStepMonths=1
+PurgeStepAfter=1month
 .br
-PurgeSuspendMonths=1
+PurgeSuspendAfter=1month
 .br
 LogFile=/var/log/slurmdbd.log
 .br