diff --git a/Gemfile.lock b/Gemfile.lock
index ef9f8b0..019400d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -69,8 +69,8 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.6)
+      strscan
     rouge (4.2.0)
     safe_yaml (1.0.5)
     sass (3.4.25)