diff --git a/infrastructures/postgresql/env/k3s-cluster/values.yaml b/infrastructures/postgresql/env/k3s-cluster/values.yaml
index 0e907eb..d2d30f6 100644
--- a/infrastructures/postgresql/env/k3s-cluster/values.yaml
+++ b/infrastructures/postgresql/env/k3s-cluster/values.yaml
@@ -1,16 +1,16 @@
 auth:
   username: edward
   database: edwarddb
-  existingSecret: postgresql-secrets
+  existingSecret: "postgresql-secrets"
   secretKeys:
     adminPasswordKey: postgres_password
     userPasswordKey: password
     replicationPasswordKey: replication_password
-architecture: replication
+architecture: "replication"
 replication:
-  synchronousCommit: on
+  synchronousCommit: "on"
   numSynchronousReplicas: 1
-  applicationName: postgres_repl
+  applicationName: "postgres_repl"
 primary:
   podSecurityContext:
     fsGroup: 1000
@@ -18,9 +18,9 @@ primary:
     runAsUser: 1000
     runAsGroup: 1000
   podLabels:
-    name: postgresql-primary
+    name: "postgresql-primary"
   service:
-    type: LoadBalancer
+    type: "LoadBalancer"
     annotations:
       metallb.universe.tf/address-pool: k3s-cluster-ip-pool
       metallb.universe.tf/allow-shared-ip: k3s-cluster
@@ -32,16 +32,16 @@ primary:
   persistentVolumeClaimRetentionPolicy:
     enabled: true
 readReplicas:
-  name: replica
+  name: "replica"
   podSecurityContext:
     fsGroup: 1000
   containerSecurityContext:
     runAsUser: 1000
     runAsGroup: 1000
   podLabels:
-    name: postgresql-replica
+    name: "postgresql-replica"
   service:
-    type: LoadBalancer
+    type: "LoadBalancer"
     ports:
       postgresql: 5433
     annotations: