diff --git a/Gemfile.lock b/Gemfile.lock
index 36a2b81..52d4f32 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -146,7 +146,7 @@ GEM
     listen (3.8.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.21.2)
+    loofah (2.21.3)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
     mercenary (0.4.0)