diff --git a/Gemfile.lock b/Gemfile.lock
index 3e717376..bef98d09 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -84,7 +84,8 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.2.6)
+    rexml (3.3.6)
+      strscan
     rouge (3.30.0)
     safe_yaml (1.0.5)
     sass (3.7.4)
@@ -95,6 +96,7 @@ GEM
     sprockets (3.7.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
+    strscan (3.1.0)
     typhoeus (1.4.1)
       ethon (>= 0.9.0)
     webrick (1.8.2)