diff --git a/src/services/options_init.js b/src/services/options_init.js
index a9274c7d3..c19eb97a9 100644
--- a/src/services/options_init.js
+++ b/src/services/options_init.js
@@ -42,6 +42,9 @@ async function initNotSyncedOptions(initialized, startNotePath = 'root', syncSer
     await optionService.createOption('zoomFactor', 1.0, false);
     await optionService.createOption('theme', 'white', false);
 
+    await optionService.createOption('leftPaneMinWidth', '350', false);
+    await optionService.createOption('leftPaneWidthPercent', '20', false);
+
     await optionService.createOption('syncServerHost', syncServerHost, false);
     await optionService.createOption('syncServerTimeout', 5000, false);
     await optionService.createOption('syncProxy', syncProxy, false);