diff --git a/charts/shlink-backend/Chart.yaml b/charts/shlink-backend/Chart.yaml
index f12d7e04..d1c2f894 100644
--- a/charts/shlink-backend/Chart.yaml
+++ b/charts/shlink-backend/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 name: shlink-backend
 description: A PHP-based self-hosted URL shortener that can be used to serve shortened URLs under your own domain.
 type: application
-version: 4.5.1
+version: 4.5.2
 appVersion: "3.7.4"
 home: https://github.com/christianhuth/helm-charts
 icon: https://shlink.io/images/shlink-logo-blue.svg
@@ -15,7 +15,7 @@ sources:
 dependencies:
   - name: mariadb
     repository: https://charts.bitnami.com/bitnami
-    version: 16.5.0
+    version: 19.0.7
     condition: mariadb.enabled
   - name: mysql
     repository: https://charts.bitnami.com/bitnami