diff --git a/modules/core/output_modules.php b/modules/core/output_modules.php
index 0354f9cd16..c745a67b3d 100644
--- a/modules/core/output_modules.php
+++ b/modules/core/output_modules.php
@@ -561,11 +561,9 @@ protected function output() {
                 $mod = str_replace(array('modules', DIRECTORY_SEPARATOR), '', $rel_name);
                 if (in_array($mod, $mods, true) && is_readable(sprintf("%ssite.js", $name))) {
                     $res .= '<script type="text/javascript" src="'.WEB_ROOT.sprintf("%ssite.js", $rel_name).'"></script>';
-                    $res .= '<script type="module">';
                     foreach (glob($name.'js_modules' . DIRECTORY_SEPARATOR . '*.js') as $js) {
-                        $res .= 'import "./'.WEB_ROOT.str_replace(APP_PATH, '', $js).'";';
+                        $res .= '<script type="text/javascript" src="'.WEB_ROOT.str_replace(APP_PATH, '', $js).'"></script>';
                     }
-                    $res .= '</script>';
                 }
             }
             if ($core) {
diff --git a/scripts/config_gen.php b/scripts/config_gen.php
index ae703527d6..2299c9ecdd 100644
--- a/scripts/config_gen.php
+++ b/scripts/config_gen.php
@@ -183,9 +183,12 @@ function get_module_assignments($settings) {
         $mods = get_modules($settings);
         foreach ($mods as $mod) {
             printf("scanning module %s ...\n", $mod);
-            if (is_readable(sprintf("modules/%s/site.js", $mod))) {
-               $js .= str_replace("'use strict';", '', file_get_contents(sprintf("modules/%s/site.js", $mod)));
+            foreach (glob('modules' . DIRECTORY_SEPARATOR . $mod . DIRECTORY_SEPARATOR . 'js_modules' . DIRECTORY_SEPARATOR . '*.js') as $js_module) {
+                $js .= file_get_contents($js_module);
             }
+            if (is_readable(sprintf("modules/%s/site.js", $mod))) {
+                $js .= str_replace("'use strict';", '', file_get_contents(sprintf("modules/%s/site.js", $mod)));
+             }
             if (is_readable(sprintf("modules/%s/site.css", $mod))) {
                $css .= file_get_contents(sprintf("modules/%s/site.css", $mod));
             }
diff --git a/tests/phpunit/modules/core/output_modules_debug.php b/tests/phpunit/modules/core/output_modules_debug.php
index 14ae83e486..72087b7376 100644
--- a/tests/phpunit/modules/core/output_modules_debug.php
+++ b/tests/phpunit/modules/core/output_modules_debug.php
@@ -30,7 +30,7 @@ public function test_page_js_debug() {
         $this->assertEquals(array('<script type="text/javascript" src="vendor/twbs/bootstrap/dist/js/bootstrap.bundle.min.js"></script><script type="text/javascript" src="third_party/cash.min.js"></script><script type="text/javascript" src="third_party/resumable.min.js"></script><script type="text/javascript" src="third_party/ays-beforeunload-shim.js"></script><script type="text/javascript" src="third_party/jquery.are-you-sure.js"></script><script type="text/javascript" src="third_party/sortable.min.js"></script><script type="text/javascript" src="third_party/forge.min.js"></script><script type="text/javascript" src="modules/core/site.js"></script>'), $res->output_response);
         $test->handler_response = array('encrypt_ajax_requests' => true, 'router_module_list' => array('imap'));
         $res = $test->run();
-        $this->assertEquals(array('<script type="text/javascript" src="vendor/twbs/bootstrap/dist/js/bootstrap.bundle.min.js"></script><script type="text/javascript" src="third_party/cash.min.js"></script><script type="text/javascript" src="third_party/resumable.min.js"></script><script type="text/javascript" src="third_party/ays-beforeunload-shim.js"></script><script type="text/javascript" src="third_party/jquery.are-you-sure.js"></script><script type="text/javascript" src="third_party/sortable.min.js"></script><script type="text/javascript" src="third_party/forge.min.js"></script><script type="text/javascript" src="modules/core/site.js"></script><script type="text/javascript" src="modules/imap/site.js"></script><script type="module">import "./modules/imap/js_modules/Hm_Message.js";</script>'), $res->output_response);
+        $this->assertEquals(array('<script type="text/javascript" src="vendor/twbs/bootstrap/dist/js/bootstrap.bundle.min.js"></script><script type="text/javascript" src="third_party/cash.min.js"></script><script type="text/javascript" src="third_party/resumable.min.js"></script><script type="text/javascript" src="third_party/ays-beforeunload-shim.js"></script><script type="text/javascript" src="third_party/jquery.are-you-sure.js"></script><script type="text/javascript" src="third_party/sortable.min.js"></script><script type="text/javascript" src="third_party/forge.min.js"></script><script type="text/javascript" src="modules/core/site.js"></script><script type="text/javascript" src="modules/imap/site.js"></script><script type="text/javascript" src="modules/imap/js_modules/Hm_Message.js"></script>'), $res->output_response);
     }
     /**
      * @preserveGlobalState disabled