diff --git a/pkg/api/types.go b/pkg/api/types.go
index ed20285ee37..981de1b2244 100644
--- a/pkg/api/types.go
+++ b/pkg/api/types.go
@@ -268,7 +268,7 @@ type ContainerStateTerminated struct {
 
 type ContainerState struct {
 	// Only one of the following ContainerState may be specified.
-	// If none of them is specified, the default on is ContainerStateWaiting.
+	// If none of them is specified, the default one is ContainerStateWaiting.
 	Waiting     *ContainerStateWaiting    `json:"waiting,omitempty" yaml:"waiting,omitempty"`
 	Running     *ContainerStateRunning    `json:"running,omitempty" yaml:"running,omitempty"`
 	Termination *ContainerStateTerminated `json:"termination,omitempty" yaml:"termination,omitempty"`
diff --git a/pkg/api/v1beta1/types.go b/pkg/api/v1beta1/types.go
index aef7283c807..fef44d35681 100644
--- a/pkg/api/v1beta1/types.go
+++ b/pkg/api/v1beta1/types.go
@@ -281,7 +281,7 @@ type ContainerStateTerminated struct {
 
 type ContainerState struct {
 	// Only one of the following ContainerState may be specified.
-	// If none of them is specified, the default on is ContainerStateWaiting.
+	// If none of them is specified, the default one is ContainerStateWaiting.
 	Waiting     *ContainerStateWaiting    `json:"waiting,omitempty" yaml:"waiting,omitempty"`
 	Running     *ContainerStateRunning    `json:"running,omitempty" yaml:"running,omitempty"`
 	Termination *ContainerStateTerminated `json:"termination,omitempty" yaml:"termination,omitempty"`