diff --git a/Gemfile.lock b/Gemfile.lock
index 5dff1bb..aaedc41 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -33,7 +33,9 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    rexml (3.2.6)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
+    strscan (3.1.0)
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.7)