diff --git a/Gemfile.lock b/Gemfile.lock
index 0fd5268..bd576b3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -241,7 +241,7 @@ GEM
     rb-fsevent (0.11.0)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.3.3)
+    rexml (3.3.6)
       strscan
     rouge (3.26.0)
     ruby2_keywords (0.0.5)