diff --git a/manifest.json b/manifest.json
index bfa2136..df2bada 100644
--- a/manifest.json
+++ b/manifest.json
@@ -8,8 +8,7 @@
     "contextMenus",
     "scripting",
     "storage",
-    "tabs",
-    "windows"
+    "tabs"
   ],
   "host_permissions": [
     "<all_urls>"
@@ -26,4 +25,4 @@
     "48": "icons/icon48.png",
     "128": "icons/icon128.png"
   }
-}
+}
\ No newline at end of file
diff --git a/src/background.ts b/src/background.ts
index 42c87f0..41b7225 100644
--- a/src/background.ts
+++ b/src/background.ts
@@ -41,22 +41,13 @@ class BackgroundService {
     }
 
     private setupContextMenu(): void {
-        chrome.contextMenus.onClicked.addListener((info) => {
+        chrome.contextMenus.onClicked.addListener(async (info) => {
             if (info.menuItemId === 'manage-lists') {
-                this.openListManagerWindow();
+                    await chrome.tabs.create({ url: chrome.runtime.getURL('list-manager/list-manager.html') });
             }
         });
     }
 
-    private openListManagerWindow(): void {
-        chrome.windows.create({
-            url: chrome.runtime.getURL('list-manager/list-manager.html'),
-            type: 'popup',
-            width: 1280,
-            height: 700,
-            focused: true
-        });
-    }
 }
 
 new BackgroundService();
diff --git a/src/popup/PopupController.ts b/src/popup/PopupController.ts
index 0094d16..9ebed56 100644
--- a/src/popup/PopupController.ts
+++ b/src/popup/PopupController.ts
@@ -215,7 +215,7 @@ export class PopupController {
 
     // Manage lists
     document.getElementById('manageListsBtn')?.addEventListener('click', () => {
-      this.openListManagerWindow();
+      void this.openListManager();
     });
 
     // Color picker text inputs sync
@@ -941,14 +941,8 @@ export class PopupController {
     MessageService.sendToAllTabs({ type: 'WORD_LIST_UPDATED' });
   }
 
-  private openListManagerWindow(): void {
-    chrome.windows.create({
-      url: chrome.runtime.getURL('list-manager/list-manager.html'),
-      type: 'popup',
-      width: 1280,
-      height: 700,
-      focused: true
-    });
+  private async openListManager(): Promise<void> {
+      await chrome.tabs.create({ url: chrome.runtime.getURL('list-manager/list-manager.html') });
   }
 
   private setupStorageSync(): void {