diff --git a/Gemfile.lock b/Gemfile.lock
index dc3fc8e..ead1765 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -164,7 +164,7 @@ GEM
     mysql2 (0.5.3)
     net-ldap (0.17.0)
     net-ping (2.0.8)
-    netaddr (1.5.1)
+    netaddr (1.5.3)
     nio4r (2.5.7)
     nokogiri (1.11.2)
       mini_portile2 (~> 2.5.0)