diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index cdc854f1e2..857208a786 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -35,7 +35,7 @@ GEM
       simpleidn (~> 0.2)
     method_source (1.0.0)
     minitest (5.18.1)
-    msgpack (1.7.1)
+    msgpack (1.7.2)
     mustache (1.1.1)
     parallel (1.23.0)
     parallel_tests (3.13.0)