diff --git a/Gemfile.lock b/Gemfile.lock
index 621bead..99f5aa8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -105,6 +105,8 @@ GEM
     nio4r (2.5.8)
     nokogiri (1.12.5-x86_64-darwin)
       racc (~> 1.4)
+    nokogiri (1.12.5-x86_64-linux)
+      racc (~> 1.4)
     pry (0.14.1)
       coderay (~> 1.1)
       method_source (~> 1.0)
@@ -197,7 +199,7 @@ GEM
     turbolinks (5.2.1)
       turbolinks-source (~> 5.2)
     turbolinks-source (5.2.0)
-    tzinfo (1.2.9)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     web-console (4.1.0)
       actionview (>= 6.0.0)
@@ -221,6 +223,7 @@ GEM
 
 PLATFORMS
   x86_64-darwin-18
+  x86_64-linux
 
 DEPENDENCIES
   bootsnap (>= 1.4.2)