diff --git a/Gemfile.lock b/Gemfile.lock
index 94893a0..3f79fe7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -49,7 +49,9 @@ GEM
     multi_json (1.15.0)
     multi_xml (0.6.0)
     multipart-post (2.1.1)
-    nokogiri (1.13.1-x86_64-darwin)
+    nokogiri (1.13.9-x86_64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.13.9-x86_64-linux)
       racc (~> 1.4)
     oauth2 (1.4.7)
       faraday (>= 0.8, < 2.0)
@@ -98,6 +100,7 @@ GEM
 
 PLATFORMS
   x86_64-darwin-19
+  x86_64-linux
 
 DEPENDENCIES
   coveralls (= 0.8.23)