diff --git a/infra/k8s/network-policies/api-gateway.yaml b/infra/k8s/network-policies/api-gateway.yaml
index 0ace8e477..72477edeb 100644
--- a/infra/k8s/network-policies/api-gateway.yaml
+++ b/infra/k8s/network-policies/api-gateway.yaml
@@ -24,7 +24,7 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: postgres
+              app.kubernetes.io/name: postgres
       ports:
         - protocol: TCP
           port: 5432
@@ -32,7 +32,7 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: redis
+              app.kubernetes.io/name: redis
       ports:
         - protocol: TCP
           port: 6379
@@ -77,7 +77,7 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: minio
+              app.kubernetes.io/name: minio
       ports:
         - protocol: TCP
           port: 9000
diff --git a/infra/k8s/network-policies/backtesting-service.yaml b/infra/k8s/network-policies/backtesting-service.yaml
index 2dce0ae0e..f7870540e 100644
--- a/infra/k8s/network-policies/backtesting-service.yaml
+++ b/infra/k8s/network-policies/backtesting-service.yaml
@@ -22,21 +22,21 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: postgres
+              app.kubernetes.io/name: postgres
       ports:
         - protocol: TCP
           port: 5432
     - to:
         - podSelector:
             matchLabels:
-              app: redis
+              app.kubernetes.io/name: redis
       ports:
         - protocol: TCP
           port: 6379
     - to:
         - podSelector:
             matchLabels:
-              app: minio
+              app.kubernetes.io/name: minio
       ports:
         - protocol: TCP
           port: 9000
diff --git a/infra/k8s/network-policies/broker-gateway.yaml b/infra/k8s/network-policies/broker-gateway.yaml
index c3ebda7fb..fa52356bb 100644
--- a/infra/k8s/network-policies/broker-gateway.yaml
+++ b/infra/k8s/network-policies/broker-gateway.yaml
@@ -32,21 +32,21 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: postgres
+              app.kubernetes.io/name: postgres
       ports:
         - protocol: TCP
           port: 5432
     - to:
         - podSelector:
             matchLabels:
-              app: redis
+              app.kubernetes.io/name: redis
       ports:
         - protocol: TCP
           port: 6379
     - to:
         - podSelector:
             matchLabels:
-              app: minio
+              app.kubernetes.io/name: minio
       ports:
         - protocol: TCP
           port: 9000
diff --git a/infra/k8s/network-policies/data-acquisition-service.yaml b/infra/k8s/network-policies/data-acquisition-service.yaml
index baa7c42bd..595930573 100644
--- a/infra/k8s/network-policies/data-acquisition-service.yaml
+++ b/infra/k8s/network-policies/data-acquisition-service.yaml
@@ -22,14 +22,14 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: postgres
+              app.kubernetes.io/name: postgres
       ports:
         - protocol: TCP
           port: 5432
     - to:
         - podSelector:
             matchLabels:
-              app: redis
+              app.kubernetes.io/name: redis
       ports:
         - protocol: TCP
           port: 6379
@@ -47,7 +47,7 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: minio
+              app.kubernetes.io/name: minio
       ports:
         - protocol: TCP
           port: 9000
diff --git a/infra/k8s/network-policies/ml-training-service.yaml b/infra/k8s/network-policies/ml-training-service.yaml
index f87a5cf7a..7d894e030 100644
--- a/infra/k8s/network-policies/ml-training-service.yaml
+++ b/infra/k8s/network-policies/ml-training-service.yaml
@@ -22,21 +22,21 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: postgres
+              app.kubernetes.io/name: postgres
       ports:
         - protocol: TCP
           port: 5432
     - to:
         - podSelector:
             matchLabels:
-              app: redis
+              app.kubernetes.io/name: redis
       ports:
         - protocol: TCP
           port: 6379
     - to:
         - podSelector:
             matchLabels:
-              app: minio
+              app.kubernetes.io/name: minio
       ports:
         - protocol: TCP
           port: 9000
diff --git a/infra/k8s/network-policies/trading-agent-service.yaml b/infra/k8s/network-policies/trading-agent-service.yaml
index f34a20940..9aad6f353 100644
--- a/infra/k8s/network-policies/trading-agent-service.yaml
+++ b/infra/k8s/network-policies/trading-agent-service.yaml
@@ -29,21 +29,21 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: postgres
+              app.kubernetes.io/name: postgres
       ports:
         - protocol: TCP
           port: 5432
     - to:
         - podSelector:
             matchLabels:
-              app: redis
+              app.kubernetes.io/name: redis
       ports:
         - protocol: TCP
           port: 6379
     - to:
         - podSelector:
             matchLabels:
-              app: minio
+              app.kubernetes.io/name: minio
       ports:
         - protocol: TCP
           port: 9000
diff --git a/infra/k8s/network-policies/trading-service.yaml b/infra/k8s/network-policies/trading-service.yaml
index e85efb55e..7a7dd964f 100644
--- a/infra/k8s/network-policies/trading-service.yaml
+++ b/infra/k8s/network-policies/trading-service.yaml
@@ -25,14 +25,14 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: postgres
+              app.kubernetes.io/name: postgres
       ports:
         - protocol: TCP
           port: 5432
     - to:
         - podSelector:
             matchLabels:
-              app: redis
+              app.kubernetes.io/name: redis
       ports:
         - protocol: TCP
           port: 6379
@@ -46,14 +46,14 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: questdb
+              app.kubernetes.io/name: questdb
       ports:
         - protocol: TCP
           port: 9009
     - to:
         - podSelector:
             matchLabels:
-              app: minio
+              app.kubernetes.io/name: minio
       ports:
         - protocol: TCP
           port: 9000
diff --git a/infra/k8s/network-policies/web-gateway.yaml b/infra/k8s/network-policies/web-gateway.yaml
index 9ec9efde6..82ca9eeaa 100644
--- a/infra/k8s/network-policies/web-gateway.yaml
+++ b/infra/k8s/network-policies/web-gateway.yaml
@@ -63,7 +63,7 @@ spec:
     - to:
         - podSelector:
             matchLabels:
-              app: minio
+              app.kubernetes.io/name: minio
       ports:
         - protocol: TCP
           port: 9000