diff --git a/staging/src/k8s.io/api/extensions/v1beta1/generated.proto b/staging/src/k8s.io/api/extensions/v1beta1/generated.proto
index d67d30ab18d..18d4813671d 100644
--- a/staging/src/k8s.io/api/extensions/v1beta1/generated.proto
+++ b/staging/src/k8s.io/api/extensions/v1beta1/generated.proto
@@ -649,7 +649,7 @@ message NetworkPolicyIngressRule {
   // List of sources which should be able to access the pods selected for this rule.
   // Items in this list are combined using a logical OR operation.
   // If this field is empty or missing, this rule matches all sources (traffic not restricted by source).
-  // If this field is present and contains at least on item, this rule allows traffic only if the
+  // If this field is present and contains at least one item, this rule allows traffic only if the
   // traffic matches at least one item in the from list.
   // +optional
   repeated NetworkPolicyPeer from = 2;
diff --git a/staging/src/k8s.io/api/networking/v1/generated.proto b/staging/src/k8s.io/api/networking/v1/generated.proto
index cbbb265289c..3cb73804526 100644
--- a/staging/src/k8s.io/api/networking/v1/generated.proto
+++ b/staging/src/k8s.io/api/networking/v1/generated.proto
@@ -92,7 +92,7 @@ message NetworkPolicyIngressRule {
   // List of sources which should be able to access the pods selected for this rule.
   // Items in this list are combined using a logical OR operation. If this field is
   // empty or missing, this rule matches all sources (traffic not restricted by
-  // source). If this field is present and contains at least on item, this rule
+  // source). If this field is present and contains at least one item, this rule
   // allows traffic only if the traffic matches at least one item in the from list.
   // +optional
   repeated NetworkPolicyPeer from = 2;