diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index 1834804b34..c1646e9d7d 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -51,7 +51,7 @@ GEM
     parallel (1.17.0)
     parallel_tests (2.28.0)
       parallel
-    parser (2.6.2.1)
+    parser (2.6.3.0)
       ast (~> 2.4.0)
     plist (3.5.0)
     psych (3.1.0)