diff --git a/Gemfile.lock b/Gemfile.lock
index a57b113..2e6bcc8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -164,7 +164,7 @@ GEM
       trailblazer-option (>= 0.1.1, < 0.2.0)
       uber (< 0.2.0)
     retriable (3.1.2)
-    rexml (3.3.3)
+    rexml (3.3.6)
       strscan
     rouge (2.0.7)
     ruby2_keywords (0.0.5)