diff --git a/Gemfile.lock b/Gemfile.lock
index 4cad9dd..1287d80 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -110,11 +110,13 @@ GEM
     nio4r (2.5.8)
     nokogiri (1.13.10-arm64-darwin)
       racc (~> 1.4)
+    nokogiri (1.13.10-x86_64-linux)
+      racc (~> 1.4)
     parallel (1.22.1)
     parser (3.1.3.0)
       ast (~> 2.4.1)
     racc (1.6.2)
-    rack (2.2.4)
+    rack (2.2.6.3)
     rack-test (2.0.2)
       rack (>= 1.3)
     rails (6.0.6)
@@ -211,6 +213,7 @@ GEM
 
 PLATFORMS
   arm64-darwin-21
+  x86_64-linux
 
 DEPENDENCIES
   boxes_and_arrows!