diff --git a/Gemfile.lock b/Gemfile.lock
index c68ff0c92ba..75872d172fc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -103,7 +103,7 @@ GEM
     parslet (2.0.0)
     public_suffix (4.0.6)
     racc (1.6.0)
-    rack (2.2.3)
+    rack (2.2.3.1)
     rack-livereload (0.3.17)
       rack
     rb-fsevent (0.11.0)