diff --git a/Gemfile.lock b/Gemfile.lock
index 3da1595b..25d775ab 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -15,7 +15,7 @@ GEM
       base64 (>= 0.1.0)
       rack (~> 2.2, >= 2.2.4)
     rack-ssl-enforcer (0.2.9)
-    rexml (3.3.2)
+    rexml (3.3.3)
       strscan
     ruby2_keywords (0.0.5)
     sinatra (3.2.0)