diff --git a/app/renderer/js/pages/preference/add-certificate.js b/app/renderer/js/pages/preference/add-certificate.js
index 57298b4d..57717ef3 100644
--- a/app/renderer/js/pages/preference/add-certificate.js
+++ b/app/renderer/js/pages/preference/add-certificate.js
@@ -62,7 +62,6 @@ class AddCertificate extends BaseComponent {
 	addHandler() {
 		const showDialogOptions = {
 			title: 'Select file',
-			defaultId: 1,
 			properties: ['openFile'],
 			filters: [{ name: 'crt, pem', extensions: ['crt', 'pem'] }]
 		};
diff --git a/app/renderer/js/pages/preference/general-section.js b/app/renderer/js/pages/preference/general-section.js
index a85a6dc6..573ef8f8 100644
--- a/app/renderer/js/pages/preference/general-section.js
+++ b/app/renderer/js/pages/preference/general-section.js
@@ -357,7 +357,6 @@ class GeneralSection extends BaseSection {
 	customCssDialog() {
 		const showDialogOptions = {
 			title: 'Select file',
-			defaultId: 1,
 			properties: ['openFile'],
 			filters: [{ name: 'CSS file', extensions: ['css'] }]
 		};
@@ -414,7 +413,6 @@ class GeneralSection extends BaseSection {
 	downloadFolderDialog() {
 		const showDialogOptions = {
 			title: 'Select Download Location',
-			defaultId: 1,
 			properties: ['openDirectory']
 		};