diff --git a/Gemfile.lock b/Gemfile.lock
index ad743664..487e84a4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -33,7 +33,7 @@ GEM
     rake (12.3.3)
     rake-release (1.3.0)
       bundler (>= 1.11, < 3)
-    rexml (3.2.5)
+    rexml (3.4.4)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)