--- a/Gemfile.lock	Wed Dec 13 08:06:30 2017 +0900
+++ b/Gemfile.lock	Thu Dec 14 15:05:24 2017 +0900
@@ -78,7 +78,7 @@
       thor (>= 0.18.1, < 2.0)
     raindrops (0.19.0)
     rake (12.3.0)
-    redis (4.0.1)
+    redis (3.3.5)
     redis-actionpack (5.0.2)
       actionpack (>= 4.0, < 6)
       redis-rack (>= 1, < 3)
@@ -93,8 +93,8 @@
       redis-actionpack (>= 5.0, < 6)
       redis-activesupport (>= 5.0, < 6)
       redis-store (>= 1.2, < 2)
-    redis-store (1.4.1)
-      redis (>= 2.2, < 5)
+    redis-store (1.3.0)
+      redis (>= 2.2)
     simple_oauth (0.3.1)
     thor (0.20.0)
     thread_safe (0.3.6)
@@ -134,8 +134,9 @@
   newrelic_rpm
   puma
   railties (~> 5.1.0)
-  redis (>= 3.3.3)
+  redis (= 3.3.5)
   redis-rails
+  redis-store (= 1.3.0)
   twitter
   twitter-text
   unicorn