diff --git a/Gemfile.lock b/Gemfile.lock
index db5f04f..b43d24c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -50,8 +50,7 @@ GEM
     rainbow (3.1.1)
     rake (13.1.0)
     regexp_parser (2.9.0)
-    rexml (3.3.6)
-      strscan
+    rexml (3.3.9)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -90,7 +89,6 @@ GEM
       rubocop-capybara (~> 2.17)
       rubocop-factory_bot (~> 2.22)
     ruby-progressbar (1.13.0)
-    strscan (3.1.0)
     unicode-display_width (2.5.0)
     webrick (1.8.2)
     websocket-driver (0.7.6)