diff --git a/Gemfile.lock b/Gemfile.lock
index faa0e015..f10b79c1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -394,7 +394,7 @@ GEM
     puma (3.4.0)
     quiet_assets (1.1.0)
       railties (>= 3.1, < 5.0)
-    rack (1.6.10)
+    rack (1.6.13)
     rack-livereload (0.3.16)
       rack
     rack-mini-profiler (0.10.7)