diff --git a/Gemfile.lock b/Gemfile.lock
index 86b77b96..a8a85439 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -240,7 +240,7 @@ GEM
     responders (3.1.1)
       actionpack (>= 5.2)
       railties (>= 5.2)
-    rexml (3.3.5)
+    rexml (3.3.6)
       strscan
     ruby2_keywords (0.0.5)
     rubyzip (2.3.2)