diff --git a/pkg/util/mount/fake.go b/pkg/util/mount/fake.go
index 063973527f1..0400f3b1812 100644
--- a/pkg/util/mount/fake.go
+++ b/pkg/util/mount/fake.go
@@ -32,11 +32,11 @@ type FakeMounter struct {
 	MountCheckErrors map[string]error
 	// Some tests run things in parallel, make sure the mounter does not produce
 	// any golang's DATA RACE warnings.
-	mutex      sync.Mutex
-	UmountFunc UmountFunc
+	mutex       sync.Mutex
+	UnmountFunc UnmountFunc
 }
 
-type UmountFunc func(path string) error
+type UnmountFunc func(path string) error
 
 var _ Interface = &FakeMounter{}
 
@@ -120,8 +120,8 @@ func (f *FakeMounter) Unmount(target string) error {
 	newMountpoints := []MountPoint{}
 	for _, mp := range f.MountPoints {
 		if mp.Path == absTarget {
-			if f.UmountFunc != nil {
-				err := f.UmountFunc(absTarget)
+			if f.UnmountFunc != nil {
+				err := f.UnmountFunc(absTarget)
 				if err != nil {
 					return err
 				}
diff --git a/pkg/volume/util/subpath/subpath_linux_test.go b/pkg/volume/util/subpath/subpath_linux_test.go
index 8a730a090bf..ca0c0d3744d 100644
--- a/pkg/volume/util/subpath/subpath_linux_test.go
+++ b/pkg/volume/util/subpath/subpath_linux_test.go
@@ -409,7 +409,7 @@ func TestCleanSubPaths(t *testing.T) {
 		// Function that validates directory structure after the test
 		validate    func(base string) error
 		expectError bool
-		umount      func(path string) error
+		unmount     func(path string) error
 	}{
 		{
 			name: "not-exists",
@@ -557,7 +557,7 @@ func TestCleanSubPaths(t *testing.T) {
 				}
 				return mounts, nil
 			},
-			umount: func(mountpath string) error {
+			unmount: func(mountpath string) error {
 				err := filepath.Walk(mountpath, func(path string, info os.FileInfo, err error) error {
 					if path == mountpath {
 						// Skip top level directory
@@ -593,7 +593,7 @@ func TestCleanSubPaths(t *testing.T) {
 			t.Fatalf("failed to prepare test %q: %v", test.name, err.Error())
 		}
 
-		fm := &mount.FakeMounter{MountPoints: mounts, UmountFunc: test.umount}
+		fm := &mount.FakeMounter{MountPoints: mounts, UnmountFunc: test.unmount}
 
 		err = doCleanSubPaths(fm, base, testVol)
 		if err != nil && !test.expectError {