diff --git a/src/thumbnailer.js b/src/thumbnailer.js
old mode 100644
new mode 100755
index 4f7a2840..55c20199
--- a/src/thumbnailer.js
+++ b/src/thumbnailer.js
@@ -1,3 +1,5 @@
+#!/usr/bin/env gjs --module
+
 // SPDX-FileCopyrightText: 2019 daronion <stefanosdimos.98@gmail.com>
 // SPDX-FileCopyrightText: 2019 Florian Müllner <fmuellner@gnome.org>
 //
diff --git a/src/urlPreview.js b/src/urlPreview.js
index 5f7931e4..d2282900 100644
--- a/src/urlPreview.js
+++ b/src/urlPreview.js
@@ -69,7 +69,7 @@ class Thumbnailer {
     async _generateThumbnail(data) {
         let { filename, uri } = data;
         this._subProc = Gio.Subprocess.new(
-            ['gjs', '--module', `${pkg.pkgdatadir}/thumbnailer.js`, uri, filename],
+            [`${pkg.pkgdatadir}/thumbnailer.js`, uri, filename],
             Gio.SubprocessFlags.NONE);
         try {
             await this._subProc.wait_async(null);