diff --git a/Gemfile.lock b/Gemfile.lock
index e6a13c307b..cf16f5c8f0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -421,7 +421,7 @@ GEM
     responders (3.1.1)
       actionpack (>= 5.2)
       railties (>= 5.2)
-    rexml (3.2.6)
+    rexml (3.3.9)
     rollbar (3.5.2)
     rouge (4.2.1)
     rspec-collection_matchers (1.2.1)