diff --git a/examples-ruby-on-rails/Gemfile.lock b/examples-ruby-on-rails/Gemfile.lock
index 8648217..f330626 100644
--- a/examples-ruby-on-rails/Gemfile.lock
+++ b/examples-ruby-on-rails/Gemfile.lock
@@ -168,7 +168,8 @@ GEM
     regexp_parser (2.7.0)
     reline (0.3.2)
       io-console (~> 0.5)
-    rexml (3.2.5)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     rubyzip (2.3.2)
     selenium-webdriver (4.8.1)
       rexml (~> 3.2, >= 3.2.5)
@@ -185,6 +186,7 @@ GEM
     sqlite3 (1.6.1-x86_64-linux)
     stimulus-rails (1.2.1)
       railties (>= 6.0.0)
+    strscan (3.1.0)
     thor (1.3.1)
     timeout (0.4.1)
     turbo-rails (1.3.3)