diff --git a/Gemfile.lock b/Gemfile.lock
index 078e0e7..d5d99f6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -335,7 +335,7 @@ GEM
     responders (3.1.1)
       actionpack (>= 5.2)
       railties (>= 5.2)
-    rexml (3.3.3)
+    rexml (3.3.6)
       strscan
     rspec (3.12.0)
       rspec-core (~> 3.12.0)