diff --git a/Gemfile.lock b/Gemfile.lock
index 344e858c4..bf05ca7f2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -321,7 +321,7 @@ GEM
       rack (>= 1.0)
     rack-throttle (0.3.0)
       rack (>= 1.0.0)
-    rack-utf8_sanitizer (1.3.2)
+    rack-utf8_sanitizer (1.7.0)
       rack (>= 1.0, < 3.0)
     rails (4.2.11.1)
       actionmailer (= 4.2.11.1)