diff --git a/charts/portalmodelo/v0.5.0/templates/velero-schedule-monthly.yaml b/charts/portalmodelo/v0.5.0/templates/velero-schedule-monthly.yaml
index 4a0a72c..e37a400 100644
--- a/charts/portalmodelo/v0.5.0/templates/velero-schedule-monthly.yaml
+++ b/charts/portalmodelo/v0.5.0/templates/velero-schedule-monthly.yaml
@@ -10,12 +10,11 @@ spec:
   template:
     includedNamespaces:
     - {{ .Release.Namespace }}
-    # cert-manager objects are usually blocked during backup
+    {{- with .Values.velero.backup.excludedResources }}
     excludedResources:
-    - certificates.cert-manager.io
-    - orders.acme.cert-manager.io
-    - certificaterequests.cert-manager.io
-    snapshotVolumes: true
+      {{- toYaml . | nindent 8 }}
+    {{- end }}
+    snapshotVolumes: {{ .Values.velero.backup.snapshotVolumes }}
     # every weekday backup is good for the next year (365 days)
     ttl: 8760h0m0s
   useOwnerReferencesInBackup: false
diff --git a/charts/portalmodelo/v0.5.0/templates/velero-schedule-weekdays.yaml b/charts/portalmodelo/v0.5.0/templates/velero-schedule-weekdays.yaml
index ea4693c..43171f4 100644
--- a/charts/portalmodelo/v0.5.0/templates/velero-schedule-weekdays.yaml
+++ b/charts/portalmodelo/v0.5.0/templates/velero-schedule-weekdays.yaml
@@ -10,12 +10,11 @@ spec:
   template:
     includedNamespaces:
     - {{ .Release.Namespace }}
-    # cert-manager objects are usually blocked during backup
+    {{- with .Values.velero.backup.excludedResources }}
     excludedResources:
-    - certificates.cert-manager.io
-    - orders.acme.cert-manager.io
-    - certificaterequests.cert-manager.io
-    snapshotVolumes: true
+      {{- toYaml . | nindent 8 }}
+    {{- end }}
+    snapshotVolumes: {{ .Values.velero.backup.snapshotVolumes }}
     # every weekday backup is good for the next week (7 days)
     ttl: 168h0m0s
   useOwnerReferencesInBackup: false
diff --git a/charts/portalmodelo/v0.5.0/templates/velero-schedule-weekly.yaml b/charts/portalmodelo/v0.5.0/templates/velero-schedule-weekly.yaml
index 145f996..3c6bbe1 100644
--- a/charts/portalmodelo/v0.5.0/templates/velero-schedule-weekly.yaml
+++ b/charts/portalmodelo/v0.5.0/templates/velero-schedule-weekly.yaml
@@ -10,12 +10,11 @@ spec:
   template:
     includedNamespaces:
     - {{ .Release.Namespace }}
-    # cert-manager objects are usually blocked during backup
+    {{- with .Values.velero.backup.excludedResources }}
     excludedResources:
-    - certificates.cert-manager.io
-    - orders.acme.cert-manager.io
-    - certificaterequests.cert-manager.io
-    snapshotVolumes: true
+      {{- toYaml . | nindent 8 }}
+    {{- end }}
+    snapshotVolumes: {{ .Values.velero.backup.snapshotVolumes }}
     # every sunday backup is good for 30 days (aprox. 1 month)
     ttl: 744h0m0s
   useOwnerReferencesInBackup: false
diff --git a/charts/portalmodelo/v0.5.0/values.yaml b/charts/portalmodelo/v0.5.0/values.yaml
index dc6d778..710e6a1 100644
--- a/charts/portalmodelo/v0.5.0/values.yaml
+++ b/charts/portalmodelo/v0.5.0/values.yaml
@@ -24,6 +24,12 @@ velero:
   namespace: velero
   backup:
     enabled: false
+    snapshotVolumes: false
+    # cert-manager objects are usually blocked during backup
+    excludeResources: 
+      - certificates.cert-manager.io
+      - orders.acme.cert-manager.io
+      - certificaterequests.cert-manager.io
 
 portal:
   adminPassword: altereme