diff --git a/Gemfile.lock b/Gemfile.lock
index f6d3098c..59449f97 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -150,7 +150,7 @@ GEM
     rack_csrf (2.6.0)
       rack (>= 1.1.0)
     rake (13.2.1)
-    rexml (3.3.8)
+    rexml (3.3.9)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)