diff --git a/Gemfile.lock b/Gemfile.lock
index acb5e9a..aae5353 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -98,7 +98,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     redcarpet (3.6.0)
-    rexml (3.3.9)
+    rexml (3.4.2)
     rouge (3.30.0)
     sassc (2.4.0)
       ffi (~> 1.9)