diff --git a/Gemfile.lock b/Gemfile.lock
index 325f8cd..1992878 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -13,8 +13,8 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.5.0)
-      public_suffix (~> 2.0, >= 2.0.2)
+    addressable (2.7.0)
+      public_suffix (>= 2.0.2, < 5.0)
     async_rack_test (0.0.5)
     capybara (2.12.1)
       addressable
@@ -42,13 +42,13 @@ GEM
     em-hiredis (0.3.1)
       eventmachine (~> 1.0)
       hiredis (~> 0.6.0)
-    em-http-request (1.1.5)
+    em-http-request (1.1.7)
       addressable (>= 2.3.4)
       cookiejar (!= 0.3.1)
       em-socksify (>= 0.3)
       eventmachine (>= 1.0.3)
       http_parser.rb (>= 0.6.0)
-    em-socksify (0.3.1)
+    em-socksify (0.3.2)
       eventmachine (>= 1.0.0.beta.4)
     eventmachine (1.2.3)
     execjs (2.7.0)
@@ -74,7 +74,7 @@ GEM
     multipart-post (2.0.0)
     nokogiri (1.10.3)
       mini_portile2 (~> 2.4.0)
-    public_suffix (2.0.5)
+    public_suffix (4.0.6)
     rack (1.6.11)
     rack-test (0.6.3)
       rack (>= 1.0)