diff --git a/apps/files/index.php b/apps/files/index.php
index c3d74acc7e..4f103f975c 100644
--- a/apps/files/index.php
+++ b/apps/files/index.php
@@ -51,7 +51,6 @@ OCP\Util::addscript('files', 'search');
 \OCP\Util::addScript('files', 'favoritesplugin');
 
 \OC_Util::addVendorScript('core', 'handlebars/handlebars');
-\OC_Util::addVendorScript('core', 'backbone/backbone');
 
 OCP\App::setActiveNavigationEntry('files_index');
 
diff --git a/lib/base.php b/lib/base.php
index 299970e269..c0f3e50142 100644
--- a/lib/base.php
+++ b/lib/base.php
@@ -407,6 +407,8 @@ class OC {
 		OC_Util::addScript('mimetype');
 		OC_Util::addScript('mimetypelist');
 		OC_Util::addVendorScript('snapjs/dist/latest/snap');
+		OC_Util::addVendorScript('core', 'backbone/backbone');
+		OC_Util::addScript('oc-backbone');
 
 		// avatars
 		if (\OC::$server->getSystemConfig()->getValue('enable_avatars', true) === true) {
diff --git a/lib/private/share/share.php b/lib/private/share/share.php
index 90d271b1d7..40fcc59f21 100644
--- a/lib/private/share/share.php
+++ b/lib/private/share/share.php
@@ -83,7 +83,6 @@ class Share extends Constants {
 				);
 				if(count(self::$backendTypes) === 1) {
 					\OC_Util::addScript('core', 'share');
-					\OC_Util::addVendorScript('core', 'backbone/backbone');
 					\OC_Util::addStyle('core', 'share');
 				}
 				return true;
diff --git a/lib/private/util.php b/lib/private/util.php
index fd11080a59..1b22e03ca6 100644
--- a/lib/private/util.php
+++ b/lib/private/util.php
@@ -455,11 +455,6 @@ class OC_Util {
 		$path = OC_Util::generatePath($application, 'vendor', $file);
 		if (!in_array($path, self::$scripts)) {
 			self::$scripts[] = $path;
-			if($file === 'backbone/backbone') {
-				// makes backbone available as OC.Backbone in order to avoid
-				// conflicts, because apps (like Mail) may bring own versions
-				OC_Util::addScript('oc-backbone');
-			}
 		}
 	}