diff --git a/Gemfile.lock b/Gemfile.lock
index 369b45e..95955bb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -43,7 +43,7 @@ GEM
     rake (13.0.3)
     rest-client (1.6.7)
       mime-types (>= 1.16)
-    rexml (3.2.5)
+    rexml (3.3.9)
     rspec (3.10.0)
       rspec-core (~> 3.10.0)
       rspec-expectations (~> 3.10.0)