diff --git a/Gemfile.lock b/Gemfile.lock
index 798be81f..1e4ae54d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -51,7 +51,7 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    acts_as_list (0.9.17)
+    acts_as_list (0.9.19)
       activerecord (>= 3.0)
     arel (9.0.0)
     ast (2.4.0)