diff --git a/Gemfile.lock b/Gemfile.lock
index 1d3be6f..525f0c1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -156,7 +156,7 @@ GEM
     popper_js (1.14.5)
     public_suffix (3.0.2)
     puma (3.12.6)
-    rack (2.2.2)
+    rack (2.2.3)
     rack-canonical-host (0.2.3)
       addressable (> 0, < 3)
       rack (>= 1.0.0, < 3)