diff --git a/Gemfile.lock b/Gemfile.lock
index 3b863a0..f36e1be 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -67,8 +67,8 @@ GEM
     redis-client (0.12.2)
       connection_pool
     regexp_parser (2.7.0)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.6)
+      strscan
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)