diff --git a/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/mariadb/mariadb.yaml b/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/mariadb/mariadb.yaml
index f59b8e94b..47a2b5308 100644
--- a/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/mariadb/mariadb.yaml
+++ b/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/mariadb/mariadb.yaml
@@ -13,10 +13,8 @@ spec:
     name: mariadb-pr-review-password
     key: mcserver-password
 
-  image:
-    repository: mariadb
-    tag: "10.11.4"
-    pullPolicy: IfNotPresent
+  image: mariadb:10.11.4"
+  imagePullPolicy: IfNotPresent
 
   port: 3306
 
diff --git a/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-debug-minecraft/mariadb/mariadb.yaml b/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-debug-minecraft/mariadb/mariadb.yaml
index 49aa23579..eb1e95d7d 100644
--- a/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-debug-minecraft/mariadb/mariadb.yaml
+++ b/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-debug-minecraft/mariadb/mariadb.yaml
@@ -14,10 +14,8 @@ spec:
     name: mariadb
     key: mcserver-password
 
-  image:
-    repository: mariadb
-    tag: "10.11.4"
-    pullPolicy: IfNotPresent
+  image: mariadb:10.11.4"
+  imagePullPolicy: IfNotPresent
 
   port: 3306
 
diff --git a/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-minecraft/mariadb/mariadb.yaml b/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-minecraft/mariadb/mariadb.yaml
index ce83924a4..de31a6cb2 100644
--- a/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-minecraft/mariadb/mariadb.yaml
+++ b/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-minecraft/mariadb/mariadb.yaml
@@ -14,10 +14,8 @@ spec:
     name: mariadb
     key: mcserver-password
 
-  image:
-    repository: mariadb
-    tag: "10.11.4"
-    pullPolicy: IfNotPresent
+  image: mariadb:10.11.4"
+  imagePullPolicy: IfNotPresent
 
   port: 3306