diff --git a/src/runtime/virtcontainers/utils/utils.go b/src/runtime/virtcontainers/utils/utils.go
index caf5965858..3a6a55e42a 100644
--- a/src/runtime/virtcontainers/utils/utils.go
+++ b/src/runtime/virtcontainers/utils/utils.go
@@ -71,8 +71,8 @@ func GenerateRandomBytes(n int) ([]byte, error) {
 	return b, nil
 }
 
-// ReverseString reverses whole string
-func ReverseString(s string) string {
+// reverseString reverses whole string
+func reverseString(s string) string {
 	r := []rune(s)
 
 	length := len(r)
@@ -160,7 +160,7 @@ func GetVirtDriveName(index int) (string, error) {
 		return "", fmt.Errorf("Index not supported")
 	}
 
-	diskName := prefix + ReverseString(string(diskLetters[:i]))
+	diskName := prefix + reverseString(string(diskLetters[:i]))
 	return diskName, nil
 }
 
diff --git a/src/runtime/virtcontainers/utils/utils_test.go b/src/runtime/virtcontainers/utils/utils_test.go
index 7c50723d28..486e3db04b 100644
--- a/src/runtime/virtcontainers/utils/utils_test.go
+++ b/src/runtime/virtcontainers/utils/utils_test.go
@@ -97,7 +97,7 @@ func TestGenerateRandomBytes(t *testing.T) {
 func TestRevereString(t *testing.T) {
 	assert := assert.New(t)
 	str := "Teststr"
-	reversed := ReverseString(str)
+	reversed := reverseString(str)
 	assert.Equal(reversed, "rtstseT")
 }