diff --git a/bitnami/phpmyadmin/CHANGELOG.md b/bitnami/phpmyadmin/CHANGELOG.md
index f195285b2b..9c2d6a79db 100644
--- a/bitnami/phpmyadmin/CHANGELOG.md
+++ b/bitnami/phpmyadmin/CHANGELOG.md
@@ -1,8 +1,12 @@
 # Changelog
 
-## 18.1.13 (2025-06-23)
+## 19.0.0 (2025-06-25)
 
-* [bitnami/phpmyadmin] Add support for overriding service.targetPort in phpMyAdmin chart ([#34508](https://github.com/bitnami/charts/pull/34508))
+* [bitnami/phpmyadmin] Upgrade MariaDB 11.8 ([#34636](https://github.com/bitnami/charts/pull/34636))
+
+## <small>18.1.13 (2025-06-23)</small>
+
+* [bitnami/phpmyadmin] Add support for overriding service.targetPort in phpMyAdmin chart (#34508) ([a898cf9](https://github.com/bitnami/charts/commit/a898cf9611c621d58ae86964ab9b2c472dbbab75)), closes [#34508](https://github.com/bitnami/charts/issues/34508)
 
 ## <small>18.1.12 (2025-06-19)</small>
 
diff --git a/bitnami/phpmyadmin/Chart.lock b/bitnami/phpmyadmin/Chart.lock
index fb17b7e263..face70a139 100644
--- a/bitnami/phpmyadmin/Chart.lock
+++ b/bitnami/phpmyadmin/Chart.lock
@@ -1,9 +1,9 @@
 dependencies:
 - name: mariadb
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 20.5.3
+  version: 21.0.0
 - name: common
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 2.31.0
-digest: sha256:11591f475d38ae8f27e33de657043b2bdf659d6b23298f41dc929e0de73660ef
-generated: "2025-05-06T10:53:37.374075649+02:00"
+  version: 2.31.3
+digest: sha256:5238855fd2a5db3ef93834279f2eaee2725e034fa05f119e3cc164f6d5ca2f82
+generated: "2025-06-25T17:20:51.775181+02:00"
diff --git a/bitnami/phpmyadmin/Chart.yaml b/bitnami/phpmyadmin/Chart.yaml
index f69b1a3b4d..fefa85d12f 100644
--- a/bitnami/phpmyadmin/Chart.yaml
+++ b/bitnami/phpmyadmin/Chart.yaml
@@ -18,7 +18,7 @@ dependencies:
   repository: oci://registry-1.docker.io/bitnamicharts
   tags:
   - phpmyadmin-database
-  version: 20.x.x
+  version: 21.x.x
 - name: common
   repository: oci://registry-1.docker.io/bitnamicharts
   tags:
@@ -39,4 +39,4 @@ maintainers:
 name: phpmyadmin
 sources:
 - https://github.com/bitnami/charts/tree/main/bitnami/phpmyadmin
-version: 18.1.13
+version: 19.0.0
diff --git a/bitnami/phpmyadmin/README.md b/bitnami/phpmyadmin/README.md
index d188f628b5..3b27e335e7 100644
--- a/bitnami/phpmyadmin/README.md
+++ b/bitnami/phpmyadmin/README.md
@@ -424,6 +424,10 @@ Find more information about how to deal with common errors related to Bitnami's
 
 ## Upgrading
 
+### To 19.0.0
+
+This major release bumps the MariaDB version to 11.8. Follow the [upstream instructions](https://mariadb.com/kb/en/upgrading-from-mariadb-11-4-to-mariadb-11-8/) for upgrading from MariaDB 11.4 to 11.8. No major issues are expected during the upgrade.
+
 ### To 18.1.0
 
 This version introduces image verification for security purposes. To disable it, set `global.security.allowInsecureImages` to `true`. More details at [GitHub issue](https://github.com/bitnami/charts/issues/30850).