diff --git a/Gemfile.lock b/Gemfile.lock
index 1a64113..d699df6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -36,7 +36,7 @@ GEM
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
-    addressable (2.3.8)
+    addressable (2.4.0)
     arel (6.0.3)
     aruba (0.5.4)
       childprocess (>= 0.3.6)