diff --git a/Gemfile.lock b/Gemfile.lock
index dee9ad3..23614cf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -75,12 +75,15 @@ GEM
     mini_mime (1.0.1)
     mini_portile2 (2.4.0)
     minitest (5.11.3)
+    msgpack (1.2.10)
     msgpack (1.2.10-x86-mingw32)
     nio4r (2.3.1)
+    nokogiri (1.10.3)
+      mini_portile2 (~> 2.4.0)
     nokogiri (1.10.3-x86-mingw32)
       mini_portile2 (~> 2.4.0)
     puma (3.12.1)
-    rack (2.0.7)
+    rack (2.0.8)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.2.3)
@@ -132,6 +135,7 @@ GEM
     websocket-extensions (0.1.3)
 
 PLATFORMS
+  ruby
   x86-mingw32
 
 DEPENDENCIES