diff --git a/examples/example.dup b/examples/example.dup
index ea4d66e468e87228827efc5a9169d787eddfedfd..53039f54772e7739b4a61b069a17545248b65d50 100644
--- a/examples/example.dup
+++ b/examples/example.dup
@@ -147,6 +147,14 @@ exclude = /home/*/.gnupg
 ## Default: 
 # incremental = yes
 
+## how many days of incremental backups before doing a full backup again ;
+## default is 30 days (one can also use the time format of duplicity).
+## if increments = keep, never automatically perform a new full backup ; 
+## only perform incremental backups.
+##
+## Default:
+# increments = 30
+
 ## how many days of data to keep ; default is 60 days.
 ## (you can also use the time format of duplicity)
 ## 'keep = yes' means : do not delete old data, the remote host will take care of this
diff --git a/handlers/dup.helper.in b/handlers/dup.helper.in
index 4ac33d71cedc6f3b406c45766ce72ea878862e21..47f4469c9abb6779349bb21fcbecaa044fb283aa 100644
--- a/handlers/dup.helper.in
+++ b/handlers/dup.helper.in
@@ -408,10 +408,10 @@ EOF
 # if incremental = no, perform a full backup in order to start a new backup set
 incremental = $dup_incremental
 
-# how many days of incremental backups before doing a full backup again ; default is 30 days.
-# (you can also use the time format of duplicity)
-# if 'increments = keep' is set : do not start another full backup,
-# but keep doing incremental backups
+# how many days of incremental backups before doing a full backup again ;
+# default is 30 days (one can also use the time format of duplicity).
+# if increments = keep, never automatically perform a new full backup ; 
+# only perform incremental backups.
 #increments = 30
 #increments = keep
 increments = $dup_increments