diff --git a/bin/install-jsdeps.sh b/bin/install-jsdeps.sh
index 2bb81cfc7..3f9c71f0d 100755
--- a/bin/install-jsdeps.sh
+++ b/bin/install-jsdeps.sh
@@ -209,7 +209,7 @@ function extract_zipfile($package, $srcfile)
 
   $destdir = INSTALL_PATH . $package['dest'];
   if (!is_dir($destdir)) {
-    mkdir($destdir, 0774, true);
+    mkdir($destdir, 0775, true);
   }
 
   if (!is_writeable($destdir)) {