diff --git a/Gemfile.lock b/Gemfile.lock
index 706ee7c..716991b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -47,8 +47,7 @@ GEM
     rainbow (3.1.1)
     rake (13.2.1)
     regexp_parser (2.9.2)
-    rexml (3.3.1)
-      strscan
+    rexml (3.3.9)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -91,7 +90,6 @@ GEM
     standard-performance (1.4.0)
       lint_roller (~> 1.1)
       rubocop-performance (~> 1.21.0)
-    strscan (3.1.0)
     unicode-display_width (2.5.0)
     webmock (3.13.0)
       addressable (>= 2.3.6)