diff --git a/Gemfile.lock b/Gemfile.lock
index a8598d0..a9133c0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -251,7 +251,7 @@ GEM
     responders (3.0.1)
       actionpack (>= 5.0)
       railties (>= 5.0)
-    rexml (3.3.2)
+    rexml (3.3.4)
       strscan
     rspec-core (3.13.0)
       rspec-support (~> 3.13.0)