diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index bb1714e..5da5b56 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -76,8 +76,8 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.3)
+      strscan
     rouge (4.2.1)
     safe_yaml (1.0.5)
     sass-embedded (1.69.5)