diff --git a/Gemfile.lock b/Gemfile.lock
index 04326a7f242..1ed13721519 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -593,7 +593,7 @@ GEM
       activesupport (>= 4)
       railties (>= 4)
       request_store (~> 1.0)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)