diff --git a/src/sevenZip.ts b/src/sevenZip.ts
index ef2a527..d98c777 100644
--- a/src/sevenZip.ts
+++ b/src/sevenZip.ts
@@ -1,21 +1,21 @@
 // https://sevenzip.osdn.jp/chm/cmdline/exit_codes.htm
 // https://sevenzip.osdn.jp/chm/cmdline/commands/index.htm
 import * as _7z from "node-7z";
-import * as sevenBin from "7zip-bin";
-import * as path from "path";
 import { exec } from "child_process";
 import joplin from "api";
-
-export let pathTo7zip = sevenBin.path7za;
-
-export namespace sevenZip {
-  export async function updateBinPath() {
-    pathTo7zip = path.join(
-      await joplin.plugins.installationDir(),
-      "7zip-bin",
-      pathTo7zip
-    );
-  }
+const sevenBin = joplin.require("7zip-bin");
+
+ export let pathTo7zip = sevenBin.path7za;
+
+ export namespace sevenZip {
+   export async function updateBinPath() {
+    // Not necessary with 7zip required from Joplin
+    // pathTo7zip = path.join(
+    //   await joplin.plugins.installationDir(),
+    //   "7zip-bin",
+    //   pathTo7zip
+    // );
+   }
 
   export async function setExecutionFlag() {
     if (process.platform !== "win32") {
diff --git a/webpack.config.js b/webpack.config.js
index 34a1797..7b2a480 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -200,15 +200,9 @@ const pluginConfig = { ...baseConfig, entry: './src/index.ts',
 		path: distDir,
 	},
 	plugins: [
-		new CopyPlugin({
-			patterns: [
-				{
-					from: '**/*',
-					context: path.resolve(__dirname, 'node_modules','7zip-bin'),
-					to: path.resolve(__dirname, 'dist/7zip-bin/'),
-				},
-			]
-		}),
+		// Removed a CopyPlugin (added by Simple Backup, not necessary when using
+		// Joplin's built-in 7zip)
+
 		new CopyPlugin({
 			patterns: [
 				{
