diff --git a/docs/serving/samples/traffic-splitting/release_sample.yaml b/docs/serving/samples/traffic-splitting/release_sample.yaml
index 29df09bd9..4b375f437 100644
--- a/docs/serving/samples/traffic-splitting/release_sample.yaml
+++ b/docs/serving/samples/traffic-splitting/release_sample.yaml
@@ -33,9 +33,9 @@ spec:
           initialDelaySeconds: 0
           periodSeconds: 3
   traffic:
-  - subroute: current
+  - tag: current
     revisionName: stock-service-example-first
     percent: 100
-  - subroute: latest
+  - tag: latest
     latestRevision: true
     percent: 0
diff --git a/docs/serving/samples/traffic-splitting/split_sample.yaml b/docs/serving/samples/traffic-splitting/split_sample.yaml
index 9670f2bfa..5c0ee3037 100644
--- a/docs/serving/samples/traffic-splitting/split_sample.yaml
+++ b/docs/serving/samples/traffic-splitting/split_sample.yaml
@@ -33,12 +33,12 @@ spec:
           initialDelaySeconds: 0
           periodSeconds: 3
   traffic:
-  - subroute: current
+  - tag: current
     revisionName: stock-service-example-first
     percent: 50
-  - subroute: candidate
+  - tag: candidate
     revisionName: stock-service-example-second
     percent: 50
-  - subroute: latest
+  - tag: latest
     latestRevision: true
     percent: 0
diff --git a/docs/serving/samples/traffic-splitting/updated_sample.yaml b/docs/serving/samples/traffic-splitting/updated_sample.yaml
index 07fc3b10f..5186db0ca 100644
--- a/docs/serving/samples/traffic-splitting/updated_sample.yaml
+++ b/docs/serving/samples/traffic-splitting/updated_sample.yaml
@@ -33,9 +33,9 @@ spec:
           initialDelaySeconds: 0
           periodSeconds: 3
   traffic:
-  - subroute: current
+  - tag: current
     revisionName: stock-service-example-first
     percent: 100
-  - subroute: latest
+  - tag: latest
     latestRevision: true
     percent: 0