diff --git a/.overcommit/Gemfile.lock b/.overcommit/Gemfile.lock
index 4bf0413..82877bb 100644
--- a/.overcommit/Gemfile.lock
+++ b/.overcommit/Gemfile.lock
@@ -20,7 +20,7 @@ GEM
       minitest (>= 5.1)
       tzinfo (~> 2.0)
     ast (2.4.2)
-    brakeman (5.2.3)
+    brakeman (5.4.1)
     childprocess (4.1.0)
     concurrent-ruby (1.1.10)
     i18n (1.10.0)