diff --git a/Gemfile.lock b/Gemfile.lock
index fcb5d6729d..840febe681 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -82,7 +82,7 @@ GEM
     nap (1.1.0)
     netrc (0.11.0)
     public_suffix (4.0.7)
-    rexml (3.3.3)
+    rexml (3.3.6)
       strscan
     ruby-macho (2.5.1)
     ruby2_keywords (0.0.5)