diff --git a/Gemfile.lock b/Gemfile.lock
index 67c5815..d372f1c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -25,8 +25,7 @@ GEM
     rake (13.0.6)
     redcarpet (3.6.0)
     regexp_parser (2.7.0)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.9)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)
@@ -64,7 +63,6 @@ GEM
       rubocop-performance (= 1.15.2)
     standardrb (1.0.1)
       standard
-    strscan (3.1.0)
     unicode-display_width (2.4.2)
     vcr (6.1.0)
     webmock (3.18.1)