diff --git a/Gemfile.lock b/Gemfile.lock
index f0763c355..687ea92ef 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -395,7 +395,7 @@ GEM
       railties (>= 4)
       request_store (~> 1.0)
     logstash-event (1.2.02)
-    loofah (2.19.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)