diff --git a/Gemfile.lock b/Gemfile.lock
index 9243824..a5bc485 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,7 +7,8 @@ GEM
       ast (~> 2.4.1)
     rainbow (3.0.0)
     regexp_parser (2.1.1)
-    rexml (3.2.5)
+    rexml (3.3.6)
+      strscan
     rubocop (0.93.1)
       parallel (~> 1.10)
       parser (>= 2.7.1.5)
@@ -20,6 +21,7 @@ GEM
     rubocop-ast (1.11.0)
       parser (>= 3.0.1.1)
     ruby-progressbar (1.11.0)
+    strscan (3.1.0)
     unicode-display_width (1.8.0)
 
 PLATFORMS