diff --git a/Gemfile.lock b/Gemfile.lock
index 9592f26..5871b33 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -162,7 +162,7 @@ GEM
       activerecord (>= 5.2)
       activesupport (>= 5.2)
     public_suffix (4.0.6)
-    puma (5.6.2)
+    puma (5.6.4)
       nio4r (~> 2.0)
     pundit (2.1.1)
       activesupport (>= 3.0.0)