diff --git a/src/cmd/device-protection.js b/src/cmd/device-protection.js
index 487d833a2..c51d75e3e 100644
--- a/src/cmd/device-protection.js
+++ b/src/cmd/device-protection.js
@@ -333,11 +333,11 @@ module.exports = class DeviceProtectionCommands extends CLICommandBase {
 	 */
 	async _withDevice(fn) {
 		try {
-			await this.getUsbDevice(this.device);
+			await this._getUsbDevice(this.device);
 
 			if (this.device.isInDfuMode) {
 				await this._resetDevice(this.device);
-				await this.getUsbDevice(this.device);
+				await this._getUsbDevice(this.device);
 			}
 
 			return await fn();
@@ -366,7 +366,7 @@ module.exports = class DeviceProtectionCommands extends CLICommandBase {
 	 * @param {Object} dev - The USB device instance.
 	 * @returns {Promise<void>}
 	 */
-	async getUsbDevice(dev) {
+	async _getUsbDevice(dev) {
 		if (!dev || dev.isOpen === false) {
 			this.device = await usbUtils.getOneUsbDevice({ api: this.api, idOrName: this.deviceId, ui: this.ui });
 			this.deviceId = this.device._id;
diff --git a/src/cmd/device-protection.test.js b/src/cmd/device-protection.test.js
index 31f094131..e52013dea 100644
--- a/src/cmd/device-protection.test.js
+++ b/src/cmd/device-protection.test.js
@@ -6,6 +6,11 @@ describe('DeviceProtectionCommands', () => {
 
 	beforeEach(() => {
 		deviceProtectionCommands = new DeviceProtectionCommands();
+		sinon.stub(deviceProtectionCommands, '_getUsbDevice').resolves();
+		deviceProtectionCommands.device = {
+			isInDfuMode: false,
+			unprotectDevice: sinon.stub()
+		};
 	});
 
 	afterEach(() => {
@@ -351,30 +356,23 @@ describe('DeviceProtectionCommands', () => {
 	describe('_withDevice', () => {
 		it('should execute a function with the device in normal mode', async () => {
 			const fn = sinon.stub().resolves();
-			sinon.stub(deviceProtectionCommands, 'getUsbDevice').resolves();
-			deviceProtectionCommands.device = {
-				isInDfuMode: false
-			};
 			sinon.stub(deviceProtectionCommands, '_resetDevice').resolves();
 
 			await deviceProtectionCommands._withDevice(fn);
 
-			expect(deviceProtectionCommands.getUsbDevice).to.have.been.calledOnce;
+			expect(deviceProtectionCommands._getUsbDevice).to.have.been.calledOnce;
 			expect(deviceProtectionCommands._resetDevice).to.not.have.been.called;
 			expect(fn).to.have.been.calledOnce;
 		});
 
 		it('should execute a function with the device in dfu mode', async () => {
 			const fn = sinon.stub().resolves();
-			sinon.stub(deviceProtectionCommands, 'getUsbDevice').resolves();
-			deviceProtectionCommands.device = {
-				isInDfuMode: true
-			};
+			deviceProtectionCommands.device.isInDfuMode = true;
 			sinon.stub(deviceProtectionCommands, '_resetDevice').resolves();
 
 			await deviceProtectionCommands._withDevice(fn);
 
-			expect(deviceProtectionCommands.getUsbDevice).to.have.been.calledTwice;
+			expect(deviceProtectionCommands._getUsbDevice).to.have.been.calledTwice;
 			expect(deviceProtectionCommands._resetDevice).to.have.been.calledOnce;
 			expect(fn).to.have.been.calledOnce;
 		});