diff --git a/main.ts b/main.ts
index eb51701..2dbfada 100644
--- a/main.ts
+++ b/main.ts
@@ -18,6 +18,10 @@ export default class LiquidTemplates extends Plugin {
 
   onunload(): void {
     console.log('unloading liquid templates plugin');
+    // remove the autosuggest handler when unloading the plugin
+    this.app.workspace.iterateCodeMirrors((cm: CodeMirror.Editor) => {
+      cm.off("change", this.autosuggestHandler);
+    })
   }
 
   setupAutosuggest(): void {
diff --git a/manifest.json b/manifest.json
index 288a070..94a3076 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
 	"id": "liquid-templates",
 	"name": "Liquid Templates",
-	"version": "0.1.4",
+	"version": "0.1.5",
 	"minAppVersion": "0.12.3",
 	"description": "Empower your template with LiquidJS tags",
 	"author": "diomedet",
diff --git a/package.json b/package.json
index 510e76c..c8d1123 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "liquid-templates",
-  "version": "0.1.4",
+  "version": "0.1.5",
   "description": "Empower your template with LiquidJS tags",
   "main": "main.js",
   "scripts": {
diff --git a/utils.ts b/utils.ts
index 3428a82..b74edd8 100644
--- a/utils.ts
+++ b/utils.ts
@@ -1,6 +1,8 @@
 import { App, normalizePath, TAbstractFile, TFile, TFolder, Vault } from "obsidian";
 import { compact } from 'lodash';
 
+const ALLOWED_EXTENSIONS = ['md']
+
 export function getTFilesFromFolder(app: App, folderName: string, subfoldersToExclude?: string[]): Array<TFile> {
   folderName = normalizePath(folderName);
   let folder = app.vault.getAbstractFileByPath(folderName);
@@ -15,6 +17,7 @@ export function getTFilesFromFolder(app: App, folderName: string, subfoldersToEx
   Vault.recurseChildren(folder, (file: TAbstractFile) => {
     if (foldersToExclude.some(toExclude => file.path.startsWith(toExclude))) return;
     if (!(file instanceof TFile)) return;
+    if (!ALLOWED_EXTENSIONS.includes(file.extension)) return;
 
     files.push(file);
   });
diff --git a/versions.json b/versions.json
index d1efb28..1395e56 100644
--- a/versions.json
+++ b/versions.json
@@ -1,3 +1,3 @@
 {
-	"0.1.4": "0.12.3"
+	"0.1.5": "0.12.3"
 }