diff --git a/Gemfile.lock b/Gemfile.lock
index cd53ae8..3c21a60 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -112,7 +112,7 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
-    rexml (3.3.0)
+    rexml (3.3.3)
       strscan
     rgl (0.6.6)
       pairing_heap (>= 0.3, < 4.0)