diff --git a/Gemfile.lock b/Gemfile.lock
index b9c63e0..43d0840 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -150,7 +150,7 @@ GEM
     psych (5.2.3)
       date
       stringio
-    puma (6.5.0)
+    puma (6.6.0)
       nio4r (~> 2.0)
     racc (1.8.1)
     rack (3.1.8)