diff --git a/Gemfile.lock b/Gemfile.lock
index a59eeae..e0bf62d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -50,7 +50,7 @@ GEM
     rb-fsevent (0.11.1)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.3.0)
+    rexml (3.3.6)
       strscan
     rouge (3.29.0)
     safe_yaml (1.0.5)