diff --git a/pkg/util/storage/storage.go b/pkg/util/storage/storage.go
index 9c2194dd6..1f25cf1ab 100644
--- a/pkg/util/storage/storage.go
+++ b/pkg/util/storage/storage.go
@@ -45,7 +45,7 @@ func IsDefaultAnnotationText(obj metav1.ObjectMeta) string {
 }
 
 // GetAccessModesAsString returns a string representation of an array of access modes.
-// modes, when present, are always in the same order: RWO,ROX,RWX.
+// modes, when present, are always in the same order: RWO,ROX,RWX,RWOP.
 func GetAccessModesAsString(modes []v1.PersistentVolumeAccessMode) string {
 	modes = removeDuplicateAccessModes(modes)
 	modesStr := []string{}
@@ -58,6 +58,9 @@ func GetAccessModesAsString(modes []v1.PersistentVolumeAccessMode) string {
 	if ContainsAccessMode(modes, v1.ReadWriteMany) {
 		modesStr = append(modesStr, "RWX")
 	}
+	if ContainsAccessMode(modes, v1.ReadWriteOncePod) {
+		modesStr = append(modesStr, "RWOP")
+	}
 	return strings.Join(modesStr, ",")
 }