diff --git a/charts/emailleg/v1.4.0/values.yaml b/charts/emailleg/v1.4.0/values.yaml
index 7216534..6870911 100755
--- a/charts/emailleg/v1.4.0/values.yaml
+++ b/charts/emailleg/v1.4.0/values.yaml
@@ -4,7 +4,7 @@ imap:
   image: 
     repository: porto.interlegis.leg.br/seit/mailu-dovecot
     pullPolicy: IfNotPresent
-    tag: "1.5.2"
+    tag: "1.5.3"
   resources: {}
     # limits:
     #   cpu: 100m