diff --git a/Gemfile.lock b/Gemfile.lock
index 05a927f..53c33f3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -18,8 +18,7 @@ GEM
     rainbow (3.1.1)
     rake (13.0.1)
     regexp_parser (2.9.2)
-    rexml (3.3.4)
-      strscan
+    rexml (3.3.9)
     rspec (3.8.0)
       rspec-core (~> 3.8.0)
       rspec-expectations (~> 3.8.0)
@@ -47,7 +46,6 @@ GEM
     rubocop-ast (1.32.0)
       parser (>= 3.3.1.0)
     ruby-progressbar (1.13.0)
-    strscan (3.1.0)
     unicode-display_width (2.5.0)
 
 PLATFORMS