diff --git a/docs/installation-using-cli.md b/docs/installation-using-cli.md
index 4d6ea66..d7ef453 100644
--- a/docs/installation-using-cli.md
+++ b/docs/installation-using-cli.md
@@ -84,7 +84,7 @@ spec:
     # the clone volume (works only, when a snapshot method is set to clone)
     cascadeDelete: "true"
     # backups will be created incrementally (works only when snapshot method is set to backup)
-    incrementalBackup: "true"
+    backupIncremental: "true"
 ```
 
 For backups of Manila shares create another configuration of `volumesnapshotlocations.velero.io`:
diff --git a/docs/installation-using-helm.md b/docs/installation-using-helm.md
index 7585f66..a3424f7 100644
--- a/docs/installation-using-helm.md
+++ b/docs/installation-using-helm.md
@@ -66,7 +66,7 @@ configuration:
       # the clone volume (works only, when a snapshot method is set to clone)
       cascadeDelete: "true"
       # backups will be created incrementally (works only when snapshot method is set to backup)
-      incrementalBackup: "true"
+      backupIncremental: "true"
   # for Manila shared filesystem storage
   - name: manila
     provider: community.openstack.org/openstack-manila