diff --git a/Library/Homebrew/vendor/Gemfile.lock b/Library/Homebrew/vendor/Gemfile.lock
index 3faff395b9..19b5f40455 100644
--- a/Library/Homebrew/vendor/Gemfile.lock
+++ b/Library/Homebrew/vendor/Gemfile.lock
@@ -16,7 +16,7 @@ GEM
     parallel (1.12.1)
     parser (2.5.3.0)
       ast (~> 2.4.0)
-    plist (3.4.0)
+    plist (3.5.0)
     powerpack (0.1.2)
     rainbow (3.0.0)
     rubocop (0.61.1)