diff --git a/staging/src/k8s.io/apiserver/pkg/cel/common/values.go b/staging/src/k8s.io/apiserver/pkg/cel/common/values.go
index 9deab4294bb..d9034a80fb2 100644
--- a/staging/src/k8s.io/apiserver/pkg/cel/common/values.go
+++ b/staging/src/k8s.io/apiserver/pkg/cel/common/values.go
@@ -434,7 +434,7 @@ func (t *unstructuredList) ConvertToNative(typeDesc reflect.Type) (interface{},
 			for _, e := range t.elements {
 				s, ok := e.(string)
 				if !ok {
-					return nil, fmt.Errorf("unexpected all elements to be of type string, but got %T", e)
+					return nil, fmt.Errorf("expected all elements to be of type string, but got %T", e)
 				}
 				result = append(result, s)
 			}