diff --git a/Gemfile.lock b/Gemfile.lock
index af02781..a65b25f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -80,7 +80,7 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
-    rexml (3.3.2)
+    rexml (3.3.3)
       strscan
     rouge (3.30.0)
     ruby-vips (2.0.17)