diff --git a/Gemfile.lock b/Gemfile.lock
index f8d43a1..6f2a74b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -21,7 +21,8 @@ GEM
     rainbow (3.1.1)
     rake (13.0.6)
     regexp_parser (2.8.1)
-    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 (~> 1.33)
       rubocop-capybara (~> 2.17)
     ruby-progressbar (1.13.0)
+    strscan (3.1.0)
     unicode-display_width (2.4.2)
 
 PLATFORMS