diff --git a/example/rails/Gemfile.lock b/example/rails/Gemfile.lock
index 6c90977..4c80881 100644
--- a/example/rails/Gemfile.lock
+++ b/example/rails/Gemfile.lock
@@ -93,7 +93,7 @@ GEM
     crass (1.0.6)
     date (3.5.1)
     drb (2.2.3)
-    erb (6.0.2)
+    erb (6.0.4)
     erubi (1.13.1)
     globalid (1.3.0)
       activesupport (>= 6.1)