diff --git a/Gemfile.lock b/Gemfile.lock
index f598049..e1b9a9c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -64,7 +64,7 @@ GEM
     terminal-table (2.0.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
     thread_safe (0.3.6)
-    tzinfo (1.2.9)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     tzinfo-data (1.2020.4)
       tzinfo (>= 1.0.0)
@@ -74,6 +74,7 @@ GEM
 
 PLATFORMS
   arm64-darwin-20
+  x86_64-linux
 
 DEPENDENCIES
   jekyll (~> 4.2.0)