diff --git a/Gemfile.lock b/Gemfile.lock
index 334a905..c8fd895 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -78,6 +78,7 @@ GEM
     duktape (2.3.0.0)
     erubi (1.8.0)
     execjs (2.7.0)
+    ffi (1.11.1)
     ffi (1.11.1-x64-mingw32)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
@@ -102,8 +103,11 @@ GEM
     mini_mime (1.0.1)
     mini_portile2 (2.4.0)
     minitest (5.11.3)
+    msgpack (1.3.0)
     msgpack (1.3.0-x64-mingw32)
     nio4r (2.3.1)
+    nokogiri (1.10.3)
+      mini_portile2 (~> 2.4.0)
     nokogiri (1.10.3-x64-mingw32)
       mini_portile2 (~> 2.4.0)
     public_suffix (3.1.1)
@@ -182,11 +186,12 @@ GEM
       railties (>= 5.0)
     websocket-driver (0.7.1)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.4)
+    websocket-extensions (0.1.5)
     xpath (3.2.0)
       nokogiri (~> 1.8)
 
 PLATFORMS
+  ruby
   x64-mingw32
 
 DEPENDENCIES