diff --git a/Gemfile.lock b/Gemfile.lock
index 1b27cd4..86b069f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -122,7 +122,7 @@ GEM
       ffi (~> 1.0)
     rbtree (0.4.6)
     redcarpet (3.6.0)
-    rexml (3.3.3)
+    rexml (3.3.6)
       strscan
     rspec (3.13.0)
       rspec-core (~> 3.13.0)