diff --git a/Gemfile.lock b/Gemfile.lock
index 6dfbd7e..65d9df9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -36,7 +36,7 @@ GEM
     rake (13.1.0)
     redcarpet (3.6.0)
     regexp_parser (2.9.2)
-    rexml (3.3.7)
+    rexml (3.3.9)
     rouge (4.1.0)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)