diff --git a/Gemfile.lock b/Gemfile.lock
index 55abc39..c5854ac 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -46,7 +46,7 @@ GEM
     rake (13.2.1)
     redcarpet (3.6.0)
     regexp_parser (2.9.0)
-    rexml (3.2.6)
+    rexml (3.3.9)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)