diff --git a/apps/attachments/base/deployment.yaml b/apps/attachments/base/deployment.yaml
index 7e517d4..347d5c7 100644
--- a/apps/attachments/base/deployment.yaml
+++ b/apps/attachments/base/deployment.yaml
@@ -40,30 +40,18 @@ spec:
             - name: YANDEX_S3_USE_SSL
               value: "false"
             - name: DATABASE_HOST
-              valueFrom:
-                secretKeyRef:
-                  name: postgres-secret
-                  key: host
+              value: "postgresql.attachments"
             - name: DATABASE_PORT
-              valueFrom:
-                secretKeyRef:
-                  name: postgres-secret
-                  key: port
+              value: "5432"
             - name: DATABASE_NAME
-              valueFrom:
-                secretKeyRef:
-                  name: postgres-secret
-                  key: database
+              value: attachments_db
             - name: DATABASE_USER
-              valueFrom:
-                secretKeyRef:
-                  name: postgres-secret
-                  key: username
+              value: attachments
             - name: DATABASE_PASSWORD
               valueFrom:
                 secretKeyRef:
-                  name: postgres-secret
-                  key: password
+                  name: postgresql-secret
+                  key: user-password
           volumeMounts:
             - mountPath: /etc/sarex/yc-s3-storage
               name: yc-s3
diff --git a/apps/attachments/yc-k8s-test/kustomization.yaml b/apps/attachments/yc-k8s-test/kustomization.yaml
index 4183b17..c643c00 100644
--- a/apps/attachments/yc-k8s-test/kustomization.yaml
+++ b/apps/attachments/yc-k8s-test/kustomization.yaml
@@ -3,6 +3,7 @@ apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 resources:
   - ../base
+  - postgresql.yaml
 patches:
   - path: replicas.yaml
     target:
diff --git a/apps/attachments/yc-k8s-test/postgresql.yaml b/apps/attachments/yc-k8s-test/postgresql.yaml
new file mode 100644
index 0000000..d4819d0
--- /dev/null
+++ b/apps/attachments/yc-k8s-test/postgresql.yaml
@@ -0,0 +1,110 @@
+apiVersion: helm.toolkit.fluxcd.io/v2
+kind: HelmRelease
+metadata:
+  name: postgresql
+  namespace: attachments
+spec:
+  interval: 5m
+  timeout: 2h
+  chart:
+    spec:
+      chart: postgresql-contour
+      version: "17.0.2"
+      sourceRef:
+        kind: HelmRepository
+        name: yc-oci-charts
+        namespace: flux-system
+
+  install:
+    timeout: 2h
+    remediation:
+      retries: 3
+
+  upgrade:
+    timeout: 2h
+    remediation:
+      retries: 3
+
+  values:
+    global:
+      security:
+        allowInsecureImages: true
+      defaultStorageClass: local-path
+      postgresql:
+        auth:
+          username: ""
+          database: ""
+          secretKeys:
+            userPasswordKey: "postgres-password"
+    auth:
+      username: ""
+      database: ""
+      secretKeys:
+        userPasswordKey: "postgres-password"
+    image:
+      registry: cr.yandex/crp3ccidau046kdj8g9q
+      repository: contour/postgresql
+      tag: 17.0.2
+      pullPolicy: Always
+    metrics:
+      enabled: false
+      prometheusRule:
+        enabled: false
+    primary:
+      containerSecurityContext:
+        readOnlyRootFilesystem: false
+      persistence:
+        storageClass: local-path
+        size: 20Gi
+      customLivenessProbe:
+        exec:
+          command:
+            - /bin/sh
+            - -c
+            - exec pg_isready -U "sarex" -d postgres -h 127.0.0.1 -p 5432
+        initialDelaySeconds: 30
+        periodSeconds: 10
+        timeoutSeconds: 5
+        successThreshold: 1
+        failureThreshold: 6
+      customReadinessProbe:
+        exec:
+          command:
+            - /bin/sh
+            - -c
+            - exec pg_isready -U "sarex" -d postgres -h 127.0.0.1 -p 5432
+        initialDelaySeconds: 5
+        periodSeconds: 10
+        timeoutSeconds: 5
+        successThreshold: 1
+        failureThreshold: 6
+      customStartupProbe:
+        exec:
+          command:
+            - /bin/sh
+            - -c
+            - exec pg_isready -U "sarex" -d postgres -h 127.0.0.1 -p 5432
+        initialDelaySeconds: 30
+        periodSeconds: 10
+        timeoutSeconds: 5
+        successThreshold: 1
+        failureThreshold: 6
+      nodeSelector:
+        dedicated: db
+      tolerations:
+        - key: dedicated
+          operator: Equal
+          value: db
+          effect: NoSchedule
+    contour:
+      enabled: true
+      adminUser: ""
+      adminPasswordSecretKey: ""
+      sharedPreloadLibraries: "pg_stat_statements"
+      databases:
+        - name: attachments_db
+          user: attachments
+          extensions: []
+          restoreFromDump: false
+      s3-proxy:
+        endpointUrl: "s3-proxy-service.postgresql.svc.cluster.local"
\ No newline at end of file