diff --git a/js/misc/fileUtils.js b/js/misc/fileUtils.js
index 338460ce6..5a4ae3eee 100644
--- a/js/misc/fileUtils.js
+++ b/js/misc/fileUtils.js
@@ -76,13 +76,13 @@ function loadInterfaceXML(iface) {
     if (!_ifaceResource) {
         // don't use global.datadir so the method is usable from tests/tools
         let dir = GLib.getenv ('GNOME_SHELL_DATADIR') || Config.PKGDATADIR;
-        let path = dir + '/gnome-shell-dbus-interfaces.gresource';
+        let path = `${dir}/gnome-shell-dbus-interfaces.gresource`;
         _ifaceResource = Gio.Resource.load(path);
         _ifaceResource._register();
     }
 
     let xml = null;
-    let uri = 'resource:///org/gnome/shell/dbus-interfaces/' + iface + '.xml';
+    let uri = `resource:///org/gnome/shell/dbus-interfaces/${iface}.xml`;
     let f = Gio.File.new_for_uri(uri);
 
     try {
diff --git a/js/portalHelper/main.js b/js/portalHelper/main.js
index f98a10dce..f6124e5ef 100644
--- a/js/portalHelper/main.js
+++ b/js/portalHelper/main.js
@@ -21,7 +21,7 @@ const PortalHelperSecurityLevel = {
 };
 
 const CONNECTIVITY_CHECK_HOST = 'nmcheck.gnome.org';
-const CONNECTIVITY_CHECK_URI = 'http://' + CONNECTIVITY_CHECK_HOST;
+const CONNECTIVITY_CHECK_URI = `http://${CONNECTIVITY_CHECK_HOST}`;
 const CONNECTIVITY_RECHECK_RATELIMIT_TIMEOUT = 30 * GLib.USEC_PER_SEC;
 
 const HelperDBusInterface = loadInterfaceXML('org.gnome.Shell.PortalHelper');
diff --git a/js/ui/appDisplay.js b/js/ui/appDisplay.js
index 43b1860f8..cb08accea 100644
--- a/js/ui/appDisplay.js
+++ b/js/ui/appDisplay.js
@@ -66,7 +66,7 @@ function _getFolderName(folder) {
 
     if (folder.get_boolean('translate')) {
         let keyfile = new GLib.KeyFile();
-        let path = 'desktop-directories/' + name;
+        let path = `desktop-directories/${name}`;
 
         try {
             keyfile.load_from_data_dirs(path, GLib.KeyFileFlags.NONE);
@@ -469,7 +469,7 @@ var AllView = GObject.registerClass({
 
         let folders = this._folderSettings.get_strv('folder-children');
         folders.forEach(id => {
-            let path = this._folderSettings.path + 'folders/' + id + '/';
+            let path = `${this._folderSettings.path}folders/${id}/`;
             let icon = this._items[id];
             if (!icon) {
                 icon = new FolderIcon(id, path, this);
diff --git a/js/ui/magnifierDBus.js b/js/ui/magnifierDBus.js
index b71cd0db5..99921a142 100644
--- a/js/ui/magnifierDBus.js
+++ b/js/ui/magnifierDBus.js
@@ -137,7 +137,7 @@ var ShellMagnifier = class ShellMagnifier {
             }
             if (!found) {
                 // Got a ZoomRegion with no DBus proxy, make one.
-                let newPath =  ZOOM_SERVICE_PATH + '/zoomer' + _zoomRegionInstanceCount;
+                let newPath = `${ZOOM_SERVICE_PATH}/zoomer${_zoomRegionInstanceCount}`;
                 _zoomRegionInstanceCount++;
                 let zoomRegionProxy = new ShellMagnifierZoomRegion(newPath, aZoomRegion);
                 let proxyAndZoomer = {};
diff --git a/js/ui/main.js b/js/ui/main.js
index 63db23829..5e0de5e87 100644
--- a/js/ui/main.js
+++ b/js/ui/main.js
@@ -289,7 +289,7 @@ function _initializeUI() {
 function _getStylesheet(name) {
     let stylesheet;
 
-    stylesheet = Gio.File.new_for_uri('resource:///org/gnome/shell/theme/' + name);
+    stylesheet = Gio.File.new_for_uri(`resource:///org/gnome/shell/theme/${name}`);
     if (stylesheet.query_exists(null))
         return stylesheet;
 
@@ -301,7 +301,7 @@ function _getStylesheet(name) {
             return stylesheet;
     }
 
-    stylesheet = Gio.File.new_for_path(global.datadir + '/theme/' + name);
+    stylesheet = Gio.File.new_for_path(`${global.datadir}/theme/${name}`);
     if (stylesheet.query_exists(null))
         return stylesheet;
 
@@ -359,12 +359,12 @@ function reloadThemeResource() {
     if (_themeResource)
         _themeResource._unregister();
 
-    _themeResource = Gio.Resource.load(global.datadir + '/gnome-shell-theme.gresource');
+    _themeResource = Gio.Resource.load(`${global.datadir}/gnome-shell-theme.gresource`);
     _themeResource._register();
 }
 
 function _loadOskLayouts() {
-    _oskResource = Gio.Resource.load(global.datadir + '/gnome-shell-osk-layouts.gresource');
+    _oskResource = Gio.Resource.load(`${global.datadir}/gnome-shell-osk-layouts.gresource`);
     _oskResource._register();
 }
 
diff --git a/js/ui/messageList.js b/js/ui/messageList.js
index 06fa11e21..01f1da485 100644
--- a/js/ui/messageList.js
+++ b/js/ui/messageList.js
@@ -79,7 +79,7 @@ class URLHighlighter extends St.Label {
         if (urlId != -1) {
             let url = this._urls[urlId].url;
             if (!url.includes(':'))
-                url = 'http://' + url;
+                url = `http://${url}`;
 
             Gio.app_info_launch_default_for_uri(
                 url, global.create_app_launch_context(0, -1));
@@ -132,7 +132,7 @@ class URLHighlighter extends St.Label {
         for (let i = 0; i < urls.length; i++) {
             let url = urls[i];
             let str = this._text.substr(pos, url.pos - pos);
-            markup += str + '<span foreground="' + this._linkColor + '"><u>' + url.url + '</u></span>';
+            markup += `${str}<span foreground="${this._linkColor}"><u>${url.url}</u></span>`;
             pos = url.pos + url.url.length;
         }
         markup += this._text.substr(pos);
diff --git a/js/ui/padOsd.js b/js/ui/padOsd.js
index 854e0f61e..75e274f33 100644
--- a/js/ui/padOsd.js
+++ b/js/ui/padOsd.js
@@ -844,7 +844,8 @@ var PadOsd = GObject.registerClass({
             this._tipLabel.set_text(_("Press any key to exit"));
         }
 
-        this._titleLabel.clutter_text.set_markup('<span size="larger"><b>' + title + '</b></span>');
+        this._titleLabel.clutter_text.set_markup(
+            `<span size="larger"><b>${title}</b></span>`);
     }
 
     _isEditedAction(type, number, dir) {
diff --git a/js/ui/runDialog.js b/js/ui/runDialog.js
index fba1dc7fb..8154b9427 100644
--- a/js/ui/runDialog.js
+++ b/js/ui/runDialog.js
@@ -210,7 +210,7 @@ class RunDialog extends ModalDialog.ModalDialog {
                 } else {
                     if (input.charAt(0) == '~')
                         input = input.slice(1);
-                    path = GLib.get_home_dir() + '/' + input;
+                    path = `${GLib.get_home_dir()}/${input}`;
                 }
 
                 if (GLib.file_test(path, GLib.FileTest.EXISTS)) {
diff --git a/js/ui/screenShield.js b/js/ui/screenShield.js
index 3712c198a..71f8795ac 100644
--- a/js/ui/screenShield.js
+++ b/js/ui/screenShield.js
@@ -189,7 +189,7 @@ var NotificationsBox = GObject.registerClass({
             }
 
             let label = new St.Label({ style_class: 'screen-shield-notification-count-text' });
-            label.clutter_text.set_markup('<b>' + n.title + '</b> ' + body);
+            label.clutter_text.set_markup(`<b>${n.title}</b> ${body}`);
             textBox.add(label);
 
             visible = true;
diff --git a/js/ui/shellDBus.js b/js/ui/shellDBus.js
index fca0b6425..8b3db8fc0 100644
--- a/js/ui/shellDBus.js
+++ b/js/ui/shellDBus.js
@@ -304,7 +304,7 @@ var GnomeShellExtensions = class {
         let app = appSys.lookup_app('gnome-shell-extension-prefs.desktop');
         let info = app.get_app_info();
         let timestamp = global.display.get_current_time_roundtrip();
-        info.launch_uris(['extension:///' + uuid],
+        info.launch_uris([`extension:///${uuid}`],
                          global.create_app_launch_context(timestamp, -1));
     }