diff --git a/builder/Gemfile.lock b/builder/Gemfile.lock
index 5548d74f1ba..3b5c4dfef5f 100644
--- a/builder/Gemfile.lock
+++ b/builder/Gemfile.lock
@@ -116,7 +116,7 @@ GEM
       mini_magick (>= 4.9.5, < 6)
       ruby-vips (>= 2.0.17, < 3)
     io-console (0.8.0)
-    irb (1.15.1)
+    irb (1.15.2)
       pp (>= 0.6.0)
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)