diff --git a/jslib b/jslib
index 25a91313ad..b1d9b84eae 160000
--- a/jslib
+++ b/jslib
@@ -1 +1 @@
-Subproject commit 25a91313ad0441d1c02e043113f931f203fd57e6
+Subproject commit b1d9b84eae451ec2edaf18b7256dd8361b0310ca
diff --git a/src/app/services.module.ts b/src/app/services.module.ts
index 04836c7fef..b6a24f9fd8 100644
--- a/src/app/services.module.ts
+++ b/src/app/services.module.ts
@@ -156,11 +156,11 @@ export function initFactory(): Function {
         htmlEl.classList.add('locale_' + i18nService.translationLocale);
         let theme = await storageService.get<string>(ConstantsService.themeKey);
         if (theme == null) {
-            if (platformUtilsService.getDevice() === DeviceType.MacOsDesktop) {
-                theme = await platformUtilsService.getDefaultSystemTheme();
-            } else {
-                theme = 'light';
-            }
+            theme = await platformUtilsService.getDefaultSystemTheme();
+            platformUtilsService.onDefaultSystemThemeChange(sysTheme => {
+                window.document.documentElement.classList.remove('theme_light', 'theme_dark');
+                window.document.documentElement.classList.add('theme_' + sysTheme);
+            });
         }
         htmlEl.classList.add('theme_' + theme);
         stateService.save(ConstantsService.disableFaviconKey,