diff --git a/Gemfile.lock b/Gemfile.lock
index 85c250d..19914e6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -202,9 +202,9 @@ GEM
     rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
-    responders (2.4.0)
-      actionpack (>= 4.2.0, < 5.3)
-      railties (>= 4.2.0, < 5.3)
+    responders (3.0.0)
+      actionpack (>= 5.0)
+      railties (>= 5.0)
     rollbar (2.17.0)
       multi_json
     rspec (3.8.0)