diff --git a/custom-metrics-stackdriver-adapter/adapter-beta.yaml b/custom-metrics-stackdriver-adapter/adapter-beta.yaml
index 3e83fb713..8ce38d427 100644
--- a/custom-metrics-stackdriver-adapter/adapter-beta.yaml
+++ b/custom-metrics-stackdriver-adapter/adapter-beta.yaml
@@ -99,7 +99,7 @@ spec:
   ports:
   - port: 443
     protocol: TCP
-    targetPort: 6443
+    targetPort: 443
   selector:
     run: custom-metrics-stackdriver-adapter
     k8s-app: custom-metrics-stackdriver-adapter
diff --git a/custom-metrics-stackdriver-adapter/deploy/production/adapter.yaml b/custom-metrics-stackdriver-adapter/deploy/production/adapter.yaml
index b0b7f670d..0d7c25d5e 100644
--- a/custom-metrics-stackdriver-adapter/deploy/production/adapter.yaml
+++ b/custom-metrics-stackdriver-adapter/deploy/production/adapter.yaml
@@ -78,26 +78,6 @@ spec:
         command:
         - /adapter
         - --use-new-resource-model=false
-        - --secure-port=6443
-        ports:
-        - containerPort: 6443
-          name: https
-        readinessProbe:
-          failureThreshold: 5
-          httpGet:
-            path: /readyz
-            port: https
-            scheme: HTTPS
-          initialDelaySeconds: 30
-          periodSeconds: 5
-        livenessProbe:
-          failureThreshold: 5
-          httpGet:
-            path: /livez
-            port: https
-            scheme: HTTPS
-          initialDelaySeconds: 30
-          periodSeconds: 5
         resources:
           limits:
             cpu: 250m
@@ -120,7 +100,7 @@ spec:
   ports:
   - port: 443
     protocol: TCP
-    targetPort: 6443
+    targetPort: 443
   selector:
     run: custom-metrics-stackdriver-adapter
     k8s-app: custom-metrics-stackdriver-adapter
diff --git a/custom-metrics-stackdriver-adapter/deploy/production/adapter_new_resource_model.yaml b/custom-metrics-stackdriver-adapter/deploy/production/adapter_new_resource_model.yaml
index 3269d8289..60eaf2ab9 100644
--- a/custom-metrics-stackdriver-adapter/deploy/production/adapter_new_resource_model.yaml
+++ b/custom-metrics-stackdriver-adapter/deploy/production/adapter_new_resource_model.yaml
@@ -96,26 +96,6 @@ spec:
         - /adapter
         - --use-new-resource-model=true
         - --fallback-for-container-metrics=true
-        - --secure-port=6443
-        ports:
-        - containerPort: 6443
-          name: https
-        readinessProbe:
-          failureThreshold: 5
-          httpGet:
-            path: /readyz
-            port: https
-            scheme: HTTPS
-          initialDelaySeconds: 30
-          periodSeconds: 5
-        livenessProbe:
-          failureThreshold: 5
-          httpGet:
-            path: /livez
-            port: https
-            scheme: HTTPS
-          initialDelaySeconds: 30
-          periodSeconds: 5
         resources:
           limits:
             cpu: 250m
@@ -138,7 +118,7 @@ spec:
   ports:
   - port: 443
     protocol: TCP
-    targetPort: 6443
+    targetPort: 443
   selector:
     run: custom-metrics-stackdriver-adapter
     k8s-app: custom-metrics-stackdriver-adapter
diff --git a/custom-metrics-stackdriver-adapter/deploy/staging/adapter_new_resource_model.yaml b/custom-metrics-stackdriver-adapter/deploy/staging/adapter_new_resource_model.yaml
index 891f561ca..4ea4efff8 100644
--- a/custom-metrics-stackdriver-adapter/deploy/staging/adapter_new_resource_model.yaml
+++ b/custom-metrics-stackdriver-adapter/deploy/staging/adapter_new_resource_model.yaml
@@ -100,26 +100,6 @@ spec:
         - /adapter
         - --use-new-resource-model=true
         - --fallback-for-container-metrics=true
-        - --secure-port=6443
-        ports:
-        - containerPort: 6443
-          name: https
-        readinessProbe:
-          failureThreshold: 5
-          httpGet:
-            path: /readyz
-            port: https
-            scheme: HTTPS
-          initialDelaySeconds: 30
-          periodSeconds: 5
-        livenessProbe:
-          failureThreshold: 5
-          httpGet:
-            path: /livez
-            port: https
-            scheme: HTTPS
-          initialDelaySeconds: 30
-          periodSeconds: 5
         resources:
           limits:
             cpu: 250m
@@ -142,7 +122,7 @@ spec:
   ports:
   - port: 443
     protocol: TCP
-    targetPort: 6443
+    targetPort: 443
   selector:
     run: custom-metrics-stackdriver-adapter
     k8s-app: custom-metrics-stackdriver-adapter
diff --git a/custom-metrics-stackdriver-adapter/deploy/staging/adapter_old_resource_model.yaml b/custom-metrics-stackdriver-adapter/deploy/staging/adapter_old_resource_model.yaml
index 1eabf0e48..d84986d10 100644
--- a/custom-metrics-stackdriver-adapter/deploy/staging/adapter_old_resource_model.yaml
+++ b/custom-metrics-stackdriver-adapter/deploy/staging/adapter_old_resource_model.yaml
@@ -82,26 +82,6 @@ spec:
         command:
         - /adapter
         - --use-new-resource-model=false
-        - --secure-port=6443
-        ports:
-        - containerPort: 6443
-          name: https
-        readinessProbe:
-          failureThreshold: 5
-          httpGet:
-            path: /readyz
-            port: https
-            scheme: HTTPS
-          initialDelaySeconds: 30
-          periodSeconds: 5
-        livenessProbe:
-          failureThreshold: 5
-          httpGet:
-            path: /livez
-            port: https
-            scheme: HTTPS
-          initialDelaySeconds: 30
-          periodSeconds: 5
         resources:
           limits:
             cpu: 250m
@@ -124,7 +104,7 @@ spec:
   ports:
   - port: 443
     protocol: TCP
-    targetPort: 6443
+    targetPort: 443
   selector:
     run: custom-metrics-stackdriver-adapter
     k8s-app: custom-metrics-stackdriver-adapter
diff --git a/custom-metrics-stackdriver-adapter/deploy/test/adapter_new_resource_model_with_core_metrics.yaml b/custom-metrics-stackdriver-adapter/deploy/test/adapter_new_resource_model_with_core_metrics.yaml
index de2a20989..99677a365 100644
--- a/custom-metrics-stackdriver-adapter/deploy/test/adapter_new_resource_model_with_core_metrics.yaml
+++ b/custom-metrics-stackdriver-adapter/deploy/test/adapter_new_resource_model_with_core_metrics.yaml
@@ -100,26 +100,6 @@ spec:
         - /adapter
         - --use-new-resource-model=true
         - --enable-core-metrics-api
-        - --secure-port=6443
-        ports:
-        - containerPort: 6443
-          name: https
-        readinessProbe:
-          failureThreshold: 5
-          httpGet:
-            path: /readyz
-            port: https
-            scheme: HTTPS
-          initialDelaySeconds: 30
-          periodSeconds: 5
-        livenessProbe:
-          failureThreshold: 5
-          httpGet:
-            path: /livez
-            port: https
-            scheme: HTTPS
-          initialDelaySeconds: 30
-          periodSeconds: 5
         resources:
           limits:
             cpu: 250m
@@ -142,7 +122,7 @@ spec:
   ports:
   - port: 443
     protocol: TCP
-    targetPort: 6443
+    targetPort: 443
   selector:
     run: custom-metrics-stackdriver-adapter
     k8s-app: custom-metrics-stackdriver-adapter