diff --git a/Gemfile.lock b/Gemfile.lock
index 0dd7a9c576e..0e18e2c774f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -220,7 +220,7 @@ GEM
     logstash-logger (0.26.1)
       logstash-event (~> 1.2)
     logster (2.11.0)
-    loofah (2.15.0)
+    loofah (2.16.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lru_redux (1.1.0)