diff --git a/chart/UPDATING.rst b/chart/UPDATING.rst
index 766c40780326e..413c312b1501b 100644
--- a/chart/UPDATING.rst
+++ b/chart/UPDATING.rst
@@ -43,6 +43,11 @@ Default Airflow image is updated to ``2.2.2``
 
 The default Airflow image that is used with the Chart is now ``2.2.2``, previously it was ``2.2.1``.
 
+Changes in webserver and flower ``NetworkPolicy`` default ports
+"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+The defaults for ``webserver.networkPolicy.ingress.ports`` and ``flower.networkPolicy.ingress.ports`` moved away from using named ports to numerical ports to avoid issues with OpenShift.
+
 Airflow Helm Chart 1.3.0
 ------------------------
 
diff --git a/chart/tests/test_flower.py b/chart/tests/test_flower.py
index e9181df9332f4..917aa4ff9239b 100644
--- a/chart/tests/test_flower.py
+++ b/chart/tests/test_flower.py
@@ -352,15 +352,11 @@ def test_defaults(self):
         assert [{"namespaceSelector": {"matchLabels": {"release": "myrelease"}}}] == jmespath.search(
             "spec.ingress[0].from", docs[0]
         )
-        assert [{"port": "flower-ui"}] == jmespath.search("spec.ingress[0].ports", docs[0])
+        assert [{"port": 5555}] == jmespath.search("spec.ingress[0].ports", docs[0])
 
     @pytest.mark.parametrize(
         "ports, expected_ports",
         [
-            (
-                [{"protocol": "UDP", "port": "{{ .Values.ports.flowerUI }}"}],
-                [{"protocol": "UDP", "port": 5555}],
-            ),
             ([{"port": "sidecar"}], [{"port": "sidecar"}]),
             (
                 [
diff --git a/chart/tests/test_webserver.py b/chart/tests/test_webserver.py
index 9f3b33ece9a11..66ef0ca4771a5 100644
--- a/chart/tests/test_webserver.py
+++ b/chart/tests/test_webserver.py
@@ -595,14 +595,10 @@ def test_defaults(self):
         assert [{"namespaceSelector": {"matchLabels": {"release": "myrelease"}}}] == jmespath.search(
             "spec.ingress[0].from", docs[0]
         )
-        assert [{"port": "airflow-ui"}] == jmespath.search("spec.ingress[0].ports", docs[0])
+        assert [{"port": 8080}] == jmespath.search("spec.ingress[0].ports", docs[0])
 
     @parameterized.expand(
         [
-            (
-                [{"protocol": "UDP", "port": "{{ .Values.ports.airflowUI }}"}],
-                [{"protocol": "UDP", "port": 8080}],
-            ),
             ([{"port": "sidecar"}], [{"port": "sidecar"}]),
             (
                 [
diff --git a/chart/values.schema.json b/chart/values.schema.json
index ddb96d4bafbe8..b26802748bd62 100644
--- a/chart/values.schema.json
+++ b/chart/values.schema.json
@@ -2158,12 +2158,12 @@
                                     },
                                     "default": [
                                         {
-                                            "port": "airflow-ui"
+                                            "port": "{{ .Values.ports.airflowUI }}"
                                         }
                                     ],
                                     "examples": [
                                         {
-                                            "port": "sidecar"
+                                            "port": 8070
                                         }
                                     ]
                                 }
@@ -2463,12 +2463,12 @@
                                     "type": "array",
                                     "default": [
                                         {
-                                            "port": "flower-ui"
+                                            "port": "{{ .Values.ports.flowerUI }}"
                                         }
                                     ],
                                     "examples": [
                                         {
-                                            "port": "sidecar"
+                                            "port": 5565
                                         }
                                     ]
                                 }
diff --git a/chart/values.yaml b/chart/values.yaml
index 2828707b9bdc0..5ba5188c496bb 100644
--- a/chart/values.yaml
+++ b/chart/values.yaml
@@ -721,7 +721,7 @@ webserver:
       from: []
       # Ports for webserver NetworkPolicy ingress (if `from` is set)
       ports:
-        - port: airflow-ui
+        - port: "{{ .Values.ports.airflowUI }}"
 
   resources: {}
   #   limits:
@@ -900,7 +900,7 @@ flower:
       from: []
       # Ports for flower NetworkPolicy ingress (if ingressPeers is set)
       ports:
-        - port: flower-ui
+        - port: "{{ .Values.ports.flowerUI }}"
 
   resources: {}
   #   limits: