diff --git a/Gemfile.lock b/Gemfile.lock
index ff049a73a08..8b8d867840d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,7 +9,7 @@ GEM
       console (~> 1.29)
       fiber-annotation
       io-event (~> 1.6, >= 1.6.5)
-    bigdecimal (3.1.8)
+    bigdecimal (3.1.9)
     chef-utils (18.6.2)
       concurrent-ruby
     colorator (1.1.0)