diff --git a/charts/stable/ddns-go/Chart.yaml b/charts/stable/ddns-go/Chart.yaml
index db24d8d0084..c2d5b5e1024 100644
--- a/charts/stable/ddns-go/Chart.yaml
+++ b/charts/stable/ddns-go/Chart.yaml
@@ -1,8 +1,8 @@
 apiVersion: v2
 kubeVersion: ">=1.16.0-0"
 name: ddns-go
-version: 4.0.20
-appVersion: "4.5.4"
+version: 4.0.21
+appVersion: "4.5.5"
 description: Automatically obtain your public network IPv4 or IPv6 address and resolve it to the corresponding domain name service
 type: application
 deprecated: false
diff --git a/charts/stable/ddns-go/values.yaml b/charts/stable/ddns-go/values.yaml
index 9e73b210635..23e058ca7c8 100644
--- a/charts/stable/ddns-go/values.yaml
+++ b/charts/stable/ddns-go/values.yaml
@@ -1,7 +1,7 @@
 image:
   repository: tccr.io/truecharts/ddns-go
   pullPolicy: IfNotPresent
-  tag: 4.5.4@sha256:56ecbedb965d6dffe0a2c133e53b997206200e574cd184e3a4ebef340cdb7666
+  tag: 4.5.5@sha256:926003a7d9270676bcdf3e48d2d99dd90e01596040c6768e2845469bd7bb6fb9
 
 securityContext:
   readOnlyRootFilesystem: false