diff --git a/src/main.ts b/src/main.ts
index b483354a..f8bca3d8 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,4 +1,4 @@
-import { Plugin, MenuItem, TFile, WorkspaceLeaf, requireApiVersion } from 'obsidian';
+import { Plugin, MenuItem, TFile, WorkspaceLeaf, requireApiVersion, Notice } from 'obsidian';
 import { ExplorerLeaf, ExplorerView } from './@types/obsidian';
 import { createDefaultDirectory, initIconPacks, loadUsedIcons, setPath } from './iconPackManager';
 import IconsPickerModal, { Icon } from './iconsPickerModal';
@@ -31,10 +31,24 @@ export default class IconFolderPlugin extends Plugin {
     if (!this.getSettings().migrated) {
       console.log('migrating icons...');
       this.data = migrateIcons(this);
-      this.getSettings().migrated = true;
+      this.getSettings().migrated++;
       console.log('...icons migrated');
     }
 
+    // @ts-ignore
+    if (this.getSettings().migrated === true) {
+      this.getSettings().migrated = 1;
+    }
+
+    // Migration for new syncing mechanism.
+    if (this.getSettings().migrated === 1) {
+      new Notice(
+        'Please delete your old icon packs and redownload your icon packs to use the new syncing mechanism.',
+        20000,
+      );
+      this.getSettings().migrated++;
+    }
+
     const extraPadding = (this.getSettings() as any).extraPadding as ExtraMarginSettings;
     if (extraPadding) {
       if (extraPadding.top !== 2 || extraPadding.bottom !== 2 || extraPadding.left !== 2 || extraPadding.right !== 2) {
diff --git a/src/settings/data.ts b/src/settings/data.ts
index 275713f8..d6085bad 100644
--- a/src/settings/data.ts
+++ b/src/settings/data.ts
@@ -13,7 +13,7 @@ export interface CustomRule {
 }
 
 export interface IconFolderSettings {
-  migrated: boolean;
+  migrated: number;
   iconPacksPath: string;
   fontSize: number;
   emojiStyle: 'none' | 'native' | 'twemoji';
@@ -26,7 +26,7 @@ export interface IconFolderSettings {
 }
 
 export const DEFAULT_SETTINGS: IconFolderSettings = {
-  migrated: false,
+  migrated: 1,
   iconPacksPath: '.obsidian/plugins/obsidian-icon-folder/icons',
   fontSize: 16,
   emojiStyle: 'none',