diff --git a/Gemfile.lock b/Gemfile.lock
index 55109b5..0a355aa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -20,7 +20,8 @@ GEM
     rainbow (3.1.1)
     rake (13.0.6)
     regexp_parser (2.7.0)
-    rexml (3.2.5)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)
@@ -55,6 +56,7 @@ GEM
       rubocop-capybara (~> 2.17)
       rubocop-factory_bot (~> 2.22)
     ruby-progressbar (1.11.0)
+    strscan (3.1.0)
     unicode-display_width (2.4.2)
     yard (0.9.34)