diff --git a/Gemfile.lock b/Gemfile.lock
index 28d56c0..244455f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -76,6 +76,8 @@ GEM
     nio4r (2.5.8)
     nokogiri (1.13.3-x86_64-darwin)
       racc (~> 1.4)
+    nokogiri (1.13.3-x86_64-linux)
+      racc (~> 1.4)
     racc (1.6.0)
     rack (2.2.3)
     rack-test (1.1.0)
@@ -115,7 +117,7 @@ GEM
       sprockets (>= 3.0.0)
     thor (1.2.1)
     thread_safe (0.3.6)
-    tzinfo (1.2.9)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     websocket-driver (0.7.5)
       websocket-extensions (>= 0.1.0)
@@ -123,6 +125,7 @@ GEM
 
 PLATFORMS
   x86_64-darwin-19
+  x86_64-linux
 
 DEPENDENCIES
   openlab_ruby!